Inventor · disambiguated record
Larry Gene Corwin, Jr.
Also filed as: CORWIN JR LARRY GENE · CORWIN LARRY G · CORWIN LARRY GENE
21 granted patents·148 citations·filing 2004–2024
94Inventor score
Files withHANCHETT ENTRY SYSTEMS INC13SECURITRON MAGNALOCK CORP3BARTLEY DON1HUNT ROBERT C1RODGERS PAUL JUSTUS1
Top patents by PatentIndex Score
21 records- 0192US8047582B1Electro-mechanical lockSECURITRON MAGNALOCK CORP·Filed 2007·Granted Nov 1, 2011·45 cites·21 claims
- 0289US9151096B2Access control device for a doorHUNT ROBERT C·Filed 2010·Granted Oct 6, 2015·15 cites·14 claims
- 0386US12031355B2Surface mounted electric strikeHANCHETT ENTRY SYSTEMS INC·Filed 2022·Granted Jul 9, 2024·2 cites·30 claims
- 0486US10190333B2Resiliently mounted strike plate of an electromagnetic door lockHANCHETT ENTRY SYSTEMS INC·Filed 2017·Granted Jan 29, 2019·6 cites·9 claims
- 0586US8448382B2Apparatus for transferring electric power between a closable member and a frameRODGERS PAUL JUSTUS·Filed 2010·Granted May 28, 2013·22 cites·13 claims
- 0685US10017964B2Latch mechanism for an exit deviceHANCHETT ENTRY SYSTEMS INC·Filed 2015·Granted Jul 10, 2018·6 cites·14 claims
- 0783US11885154B2Modular surface mounted electric strikeHANCHETT ENTRY SYSTEMS INC·Filed 2022·Granted Jan 30, 2024·3 cites·22 claims
- 0880US7032418B2Vertical door locking systemSECURITRON MAGNALOCK CORP·Filed 2004·Granted Apr 25, 2006·29 cites·49 claims
- 0976US9957733B2Access control devices of the electromagnetic lock module typeWEBB MICHAEL A·Filed 2012·Granted May 1, 2018·6 cites·10 claims
- 1074US11035150B2Electrified exit deviceHANCHETT ENTRY SYSTEMS INC·Filed 2017·Granted Jun 15, 2021·3 cites·6 claims
- 1173US12509915B2Surface mounted electric strikeHANCHETT ENTRY SYSTEMS INC·Filed 2024·Granted Dec 30, 2025·0 cites·8 claims
- 1271US11566449B2Interchangeable latch assembly for an exit deviceHANCHETT ENTRY SYSTEMS INC·Filed 2018·Granted Jan 31, 2023·2 cites·7 claims
- 1371US11299914B2Electrified exit deviceHANCHETT ENTRY SYSTEMS INC·Filed 2019·Granted Apr 12, 2022·2 cites·10 claims
- 1469US12366092B2Interchangeable latch assembly for an exit deviceHANCHETT ENTRY SYSTEMS INC·Filed 2023·Granted Jul 22, 2025·0 cites·7 claims
- 1564US10077577B2Access control devices of the electromagnetic lock module typeHANCHETT ENTRY SYSTEMS INC·Filed 2017·Granted Sep 18, 2018·1 cites·6 claims
- 1663US10465421B2Access control devices of the electromagnetic lock module typeHANCHETT ENTRY SYSTEMS INC·Filed 2018·Granted Nov 5, 2019·1 cites·9 claims
- 1762US11566442B2Resiliently mounted strike plate of an electromagnetic door lockHANCHETT ENTRY SYSTEMS INC·Filed 2018·Granted Jan 31, 2023·1 cites·9 claims
- 1860US12054966B2Door position sensor for an electromagnetic door lockHANCHETT ENTRY SYSTEMS INC·Filed 2020·Granted Aug 6, 2024·0 cites·15 claims
- 1938USD682655SElectromagnetic lockWEBB MICHAEL ALLEN·Filed 2011·Granted May 21, 2013·3 cites·1 claims
- 2032USD690576SElectromagnetic lockSECURITRON MAGNALOCK CORP·Filed 2013·Granted Oct 1, 2013·1 cites·1 claims
- 2131US8966259B2Controller-keypad/card reader identification system including card programming and secure communicationsBARTLEY DON·Filed 2012·Granted Feb 24, 2015·0 cites·4 claims
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