公开(公告)号：US20180239981A1

公开(公告)日：2018-08-23

申请号：US15754138

申请日：2016-08-19

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Justin M. JOHNSON ,  James W. HOWARD ,  Thomas J. DAHLIN ,  James B. SNYDER ,  James L.C. WERNESS, Jr.

IPC: G06K9/18 ,  G06K9/20 ,  G06K9/62 ,  G06K9/00

CPC classification number: G06K9/18 ,  G06K9/00442 ,  G06K9/2018 ,  G06K9/62 ,  G06K2209/01 ,  G06K2209/15

Abstract: The inventors of the present application developed novel retroreflective materials, and articles. One example of the present application is a retroreflective article, comprising a substrate and a machine-readable information disposed on the substrate, wherein the machine-readable information corresponds to a predetermined human-readable information.

公开(公告)号：US20210366255A1

公开(公告)日：2021-11-25

申请号：US17291172

申请日：2019-11-13

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Andrew LONG ,  Panagiotis D. STANITSAS ,  Jerome SHANKO, Jr. ,  Wesley M. BARBEE ,  Matthew M. SHETTEL ,  Matthew SHANNON ,  Johnathan R. GRAVES ,  James W. HOWARD ,  James B. SNYDER ,  James L.C. WERNESS, Jr. ,  Jason PATTERSON ,  Ravi Raagav SRINIVAS ,  Payas TIKOTEKAR

IPC: G08B17/117 ,  G06T7/00 ,  G06K9/00 ,  G06K9/62 ,  G08B17/12 ,  G08B17/06 ,  G01J5/00

Abstract: A system, wearable device and management device provided for predicting a flashover event. According to one aspect of the disclosure, a wearable device for predicting a flashover event is provided. The wearable device includes at least one thermal sensor configured to generate thermal data associated with an environment, and processing circuitry configured to: determine a risk of ignition of at least one combustible gas in the environment based on the thermal data, and trigger at least one action based on the determined risk of ignition.