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公开(公告)号:US12090351B2
公开(公告)日:2024-09-17
申请号:US18121651
申请日:2023-03-15
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor: Anthony J. Nowicki , Ronald D. Jesme , Judd D. Perner , Scott E. Brigham , Jeffrey T. Keacher , Mohsen Salehi , Jonathan J. Lepp
CPC classification number: A62B35/0068 , A62B35/0037 , A62B35/0075 , F16B45/023 , F16B45/024 , F16B45/028 , G01V3/101 , G08B21/02 , A62B35/0093 , A62B35/04
Abstract: Techniques are described for monitoring and controlling fall protection equipment. For example, the techniques of this disclosure may be used to monitor the connection status of fall protection equipment, e.g., whether or not the fall protection equipment is connected to a support structure. The techniques described in the disclosure may determine whether the fall protection equipment is connected to a support structure based on changes in a resonant frequency of an electronic circuit of an inductive sensor within the fall protection equipment. The inductive sensor may be formed from sets of one or more coils, where a first set of one or more coils and a second set of one or more coils are wound in opposite directions.
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公开(公告)号:US12031826B2
公开(公告)日:2024-07-09
申请号:US17596012
申请日:2020-05-28
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor: Gautam Singh , John M. Kruse , Ronald D. Jesme , William J. Kelliher, Jr. , Jacob E. Odom , Adam C. Nyland , Nicholas T. Gabriel , Jason L. Aveldson , Haleh Hagh-Shenas , Frank T. Herfort , Michael L. Gjere , Rachneet Kaur , Elias Wilken-Resman , Jae Yong Lee , Doug A. Addleman , Glenn E. Casner , James D. Carlson , Justin Tungjunyatham , Karl Battle , Steven G. Lucht
CPC classification number: G01C21/1652 , G01C21/206 , G01S13/426 , G01S13/867 , G01S13/89
Abstract: Systems and methods of path-based mapping and routing are provided. Translation information and absolute information of mobile objects in environments are determined based on a fusion of sensing data from a radar and an inertial measurement unit (IMU) including a gyroscope and an accelerometer, from which path-based maps and optimal routes can be generated.
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33.
公开(公告)号:US11998947B2
公开(公告)日:2024-06-04
申请号:US17250318
申请日:2019-07-18
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor: Mark B. O'Neill , Gary E. Gaides , Tri D. Pham , Aaron K. Nienaber , Ronald D. Jesme , Joseph B. Eckel , Shawn C. Dodds , Bert T. Chien
IPC: B05D3/00 , B05D3/06 , B05D5/06 , G02B5/00 , H01L31/054 , H01L31/048 , H02S20/25
CPC classification number: B05D3/203 , B05D5/061 , G02B5/003 , H01L31/054 , H01L31/0549 , B05D3/067 , B05D3/20 , B05D5/06 , G02B2207/123 , H01L31/0488 , H02S20/25
Abstract: A method of making an optical film for control of light includes positioning a first mixture on a substrate, wherein the first mixture includes a first plurality of magnetizable particles dispersed in a first resin, assembling the first plurality of magnetizable particles into a desired structure for the control of the light by rotating modulation of at least a first magnetic field relative to the first plurality of magnetizable particles, and vitrifying the first resin while the first plurality of magnetizable particles are in the desired structure.
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公开(公告)号:US20230411547A1
公开(公告)日:2023-12-21
申请号:US18238097
申请日:2023-08-25
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor: Mark B. O'Neill , Gary E. Gaides , Joseph B. Eckel , Aaron K. Nienaber , Ronald D. Jesme , Mark D. Weigel
IPC: H01L31/054 , G02B5/00 , B05D3/00 , B05D5/06
CPC classification number: H01L31/054 , H01L31/0549 , G02B5/003 , B05D3/203 , B05D5/061 , H02S20/25
Abstract: According to one embodiment, a solar device, comprises one or more photovoltaic cells disposed in an encapsulant and a light control structure including a louver film having a series of louver structures, wherein each louver structure includes one or more groupings of a plurality magnetizable particles aligned at least in a first orientation dispersed in a binding matrix. The light control structure substantially transmits light incident at a first angle and substantially limits transmission of light incident at a second angle. Each louver structure is spaced apart from an adjacent louver structure, wherein each louver structure is substantially aligned in a plane substantially parallel to an adjacent louver structure.
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公开(公告)号:US11811139B2
公开(公告)日:2023-11-07
申请号:US17043432
申请日:2019-04-04
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor: Jaewon Kim , Stephen J. Etzkorn , Ronald D. Jesme , Dipankar Ghosh , Mohsen Salehi , Guanglei Du , John A. Wheatley
CPC classification number: H01Q15/10 , H01Q1/3233 , H01Q1/3283 , H01Q1/422
Abstract: Gradient permittivity films are described. In particular, gradient permittivity films including a plurality of layers each having a thickness where at least one layer is perforated and has a different air volume fraction from another of the plurality of layers by at least 0.05. Such films may be useful in improving the signal to noise ratio for transmitting and receiving units operating between 20 GHz and 300 GHz behind a protective cover.
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36.
公开(公告)号:US20230314544A1
公开(公告)日:2023-10-05
申请号:US18123178
申请日:2023-03-17
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor: Nathan J. Montgomery , Matthew Shannon , Richard J. Sabacinski , Craig M. Parkulo , Wesley M. Barbee , Mike E. Hamerly , Elias Wilken-Resman , Ronald D. Jesme , Robert A. Sainati , Longin J. Kloc , Darin K. Thompson , Gary T, Silsby
CPC classification number: G01S1/042 , H04W64/006
Abstract: A tracker device for a first responder including a radio configured to receive a first radio signal from an emitter, and receive a second radio signal from an unmanned aerial vehicle (UAV). The second radio signal includes at least one data packet including location information associated with the emitter. Processing circuitry in communication with the radio is configured to determine at least one location parameter associated with the emitter based on the first radio signal and the location information of the at least one data packet of the second radio signal.
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37.
公开(公告)号:US20230221123A1
公开(公告)日:2023-07-13
申请号:US18010454
申请日:2021-06-10
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor: Nicholas T. Gabriel , John M. Kruse , Gautam Singh , Brian J. Stankiewicz , Jason L. Aveldson , Glenn E. Casner , Haleh Hagh-Shenas , Frank T. Herfort , Ronald D. Jesme , Steven G. Lucht , Adam C. Nyland , Jacob E. Odom , Justin Tungjunyatham
CPC classification number: G01C21/206 , G01C21/3844 , G01C21/383 , G01S13/751 , G02B27/0172 , G02B27/0179 , G06T7/74 , G06T7/248 , G01J2005/0077
Abstract: The disclosure describes systems of navigating a hazardous environment. The system includes personal protective equipment (PPE) and computing device(s) configured to process sensor data from the PPE, generate pose data of an agent based on the processed sensor data, and track the pose data as the agent moves through the hazardous environment. The PPE may include an inertial measurement device to generate inertial data and a radar device to generate radar data for detecting a presence or arrangement of objects in a visually obscured environment. The PPE may include a thermal image capture device to generate thermal image data for detecting and classifying thermal features of the hazardous environment. The PPE may include one or more sensors to detect a fiducial marker in a visually obscured environment for identifying features in the visually obscured environment. In these ways, the systems may more safely navigate the agent through the hazardous environment.
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公开(公告)号:US20230049873A1
公开(公告)日:2023-02-16
申请号:US17792872
申请日:2021-01-15
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor: Zhonghua Lu , Jeffrey W. McCutcheon , Sergei A. Manuilov , Joseph B. Eckel , Aaron K. Nienaber , Michael S. Graff , Ronald D. Jesme , Steven H. Kong , Shane P. White
Abstract: An electrically conductive adhesive layer includes a plurality of particles dispersed between opposing first and second major surfaces of the electrically conductive adhesive layer. The first and second major surfaces are spaced apart a distance D. The particles are agglomerated so as to form a plurality of substantially continuous layers of particles generally extending along orthogonal first and second directions and arranged along a third direction. Each substantially continuous layer of particles has a length L along the first direction from a first to an opposing second edge of the electrically conductive adhesive layer and a width W along the second direction extending from the first to the second major surface. L/D ≥ 100. At least some of the particles are electrically conductive.
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公开(公告)号:US20210388250A1
公开(公告)日:2021-12-16
申请号:US17309099
申请日:2019-10-24
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor: Ronald D. Jesme , Joseph B. Eckel , Thomas J. Nelson , Aaron K. Nienaber
Abstract: Various embodiments disclosed relate to a shaped abrasive particle. The shaped abrasive particle includes at least four major faces and at least six edges joining the four major faces. One of the at least four major faces is a first rake face, a second of the at least four major faces is a second rake face. The first and second rake faces are predominantly joined along only one common edge. A dihedral angle between the first rake face and the second rake face is in a range of from about 71 degrees to about 170 degrees.
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40.
公开(公告)号:US20210216940A1
公开(公告)日:2021-07-15
申请号:US17301310
申请日:2021-03-31
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor: Nicholas A. Asendorf , Saber Taghvaeeyan , Ronald D. Jesme , Justin M. Johnson , Robert W. Shannon , Robert D. Lorentz , Andrew H. Tilstra , Eric C. Lobner , Steven T. Awiszus , Glenn E. Casner , Kiran S. Kanukurthy
IPC: G06Q10/06 , G06F1/16 , G06Q30/00 , G06Q50/26 , H04B1/3827
Abstract: In one example, a system includes one or more personal protective equipment (PPE) devices each configured to be worn by a worker, the PPE devices each including one or more sensors that generate activity data indicative of activities of workers operating within one or more work environments. The system also includes a computing device, the computing device configured to: identify, based at least on the activity data, a plurality of clusters of one or more entities, wherein each entity of the entities is associated with one or more of the workers; and output an indication of a difference between performance by a target entity with respect to safety events and performance by the cluster that includes the target entity with respect to safety events.
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