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公开(公告)号：US20210254916A1
公开(公告)日：2021-08-19
申请号：US17238411
申请日：2021-04-23
发明人： Erin Czarnecki , Jeffrey Holt , Michael Leighton , Donald McKelvey , Steven Dunbar , Timothy Eric Roberts , Nicholas Kielsmeier , Eric Chow
摘要： This disclosure describes systems, methods, and apparatus for detecting and displaying a number of rounds in a firearm magazine comprising a maximum number of N rounds. The magazine may comprise a follower, magnets on the follower, and
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公开(公告)号：US20210215446A1
公开(公告)日：2021-07-15
申请号：US17157680
申请日：2021-01-25
发明人： Erin Czarnecki , Jeffrey Holt , Michael Leighton , Donald McKelvey , Steven Dunbar , Timothy Eric Roberts , Nicholas Kielsmeier , Eric Chow , Kyle Kellner , Joe Deppong
摘要： This disclosure describes systems, methods, and apparatus for detecting and displaying a number of rounds in a firearm magazine comprising a maximum number of N rounds. The magazine may comprise a follower, magnets on the follower, and
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公开(公告)号：US20230392892A1
公开(公告)日：2023-12-07
申请号：US18336392
申请日：2023-06-16
发明人： Erin Czarnecki , Jeffrey Holt , Michael Leighton , Donald McKelvey , Steven Dunbar , Timothy Eric Roberts , Nicholas Kielsmeier , Eric Chow
摘要： This disclosure describes systems, methods, and apparatus for detecting and displaying a number of rounds in a firearm magazine comprising a maximum number of N rounds. The magazine may comprise a follower, magnets on the follower, and
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公开(公告)号：US20240247894A1
公开(公告)日：2024-07-25
申请号：US18618929
申请日：2024-03-27
发明人： Erin Czarnecki , Jeffrey Holt , Michael Leighton , Donald McKelvey , Steven Dunbar , Timothy Eric Roberts , Nicholas Kielsmeier , Eric Chow , Kyle Kellner , Joe Deppong
摘要： This disclosure describes systems, methods, and apparatus for detecting and displaying a number of rounds in a firearm magazine comprising a maximum number of N rounds. The magazine may comprise a follower, magnets on the follower, and
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公开(公告)号：US11015890B2
公开(公告)日：2021-05-25
申请号：US16635692
申请日：2019-10-22
发明人： Erin Czarnecki , Jeffrey Holt , Michael Leighton , Donald McKelvey , Steven Dunbar , Timothy Eric Roberts , Nicholas Kielsmeier , Eric Chow
摘要： This disclosure describes systems, methods, and apparatus for detecting and displaying a number of rounds in a firearm magazine comprising a maximum number of N rounds. The magazine may comprise a follower, magnets on the follower, and
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公开(公告)号：US11971238B2
公开(公告)日：2024-04-30
申请号：US17157680
申请日：2021-01-25
发明人： Erin Czarnecki , Jeffrey Holt , Michael Leighton , Donald McKelvey , Steven Dunbar , Timothy Eric Roberts , Nicholas Kielsmeier , Eric Chow , Kyle Kellner , Joe Deppong
摘要： This disclosure describes systems, methods, and apparatus for detecting and displaying a number of rounds in a firearm magazine comprising a maximum number of N rounds. The magazine may comprise a follower, magnets on the follower, and
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公开(公告)号：US11719497B2
公开(公告)日：2023-08-08
申请号：US17238411
申请日：2021-04-23
发明人： Erin Czarnecki , Jeffrey Holt , Michael Leighton , Donald McKelvey , Steven Dunbar , Timothy Eric Roberts , Nicholas Kielsmeier , Eric Chow
摘要： This disclosure describes systems, methods, and apparatus for detecting and displaying a number of rounds in a firearm magazine comprising a maximum number of N rounds. The magazine may comprise a follower, magnets on the follower, and
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公开(公告)号：US20210010769A1
公开(公告)日：2021-01-14
申请号：US16635692
申请日：2019-10-22
发明人： Erin Czarnecki , Jeffrey Holt , Michael Leighton , Donald McKelvey , Steven Dunbar , Timothy Eric Roberts , Nicholas Kielsmeier , Eric Chow
摘要： This disclosure describes systems, methods, and apparatus for detecting and displaying a number of rounds in a firearm magazine comprising a maximum number of N rounds. The magazine may comprise a follower, magnets on the follower, and
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