Assignee
ALPHA CORP
JP·100 granted patents·17 pending applications·1,192 citations·filing 1984–2025
Top patents by PatentIndex Score
117 records- 0192US7230196B2Lighted switch deviceALPHA CORP·Filed 2005·Granted Jun 12, 2007·98 cites·15 claims
- 0292US5265453ACylinder lockALPHA CORP·Filed 1991·Granted Nov 30, 1993·98 cites·5 claims
- 0391US11879276B2Door handle device for vehicleALPHA CORP·Filed 2021·Granted Jan 23, 2024·3 cites·5 claims
- 0489US12241290B2Handle device for vehicleALPHA CORP·Filed 2022·Granted Mar 4, 2025·2 cites·5 claims
- 0589US8001814B2Steering lock apparatusALPHA CORP·Filed 2007·Granted Aug 23, 2011·23 cites·5 claims
- 0689US5768925AElectronic-component-integrated keyALPHA CORP·Filed 1997·Granted Jun 23, 1998·78 cites·5 claims
- 0787US11926196B2Handle device for vehicleALPHA CORP·Filed 2022·Granted Mar 12, 2024·2 cites·5 claims
- 0887US5428978ACylinder lock device resistible against unauthorized unlockingALPHA CORP·Filed 1994·Granted Jul 4, 1995·64 cites·15 claims
- 0986US11840869B2Outside handle device for vehicleALPHA CORP·Filed 2020·Granted Dec 12, 2023·2 cites·7 claims
- 1086US10119307B2Vehicle handle deviceALPHA CORP·Filed 2016·Granted Nov 6, 2018·6 cites·5 claims
- 1186US7437803B2Grip handle type door handle apparatusALPHA CORP·Filed 2005·Granted Oct 21, 2008·16 cites·13 claims
- 1286US6968717B2Cylinder lockALPHA CORP·Filed 2001·Granted Nov 29, 2005·42 cites·20 claims
- 1386US5640864ACylinder lock resistible against breakingALPHA CORP·Filed 1994·Granted Jun 24, 1997·58 cites·15 claims
- 1483US7819444B2Handle apparatusALPHA CORP·Filed 2008·Granted Oct 26, 2010·17 cites·5 claims
- 1583US7111880B2Outside handle assembly of automobileALPHA CORP·Filed 2004·Granted Sep 26, 2006·48 cites·5 claims
- 1682US11643854B2Vehicle handle device and rotation operation clipALPHA CORP·Filed 2020·Granted May 9, 2023·2 cites·8 claims
- 1782US7810363B2Electric steering locking apparatusALPHA CORP·Filed 2005·Granted Oct 12, 2010·14 cites·2 claims
- 1882US7412858B2Electric steering lock deviceALPHA CORP·Filed 2005·Granted Aug 19, 2008·13 cites·5 claims
- 1980US8033148B2Electric steering lock apparatusALPHA CORP·Filed 2007·Granted Oct 11, 2011·12 cites·8 claims
- 2079US9193309B2Vehicular handleALPHA CORP·Filed 2013·Granted Nov 24, 2015·9 cites·10 claims
- 2176US11939799B2Door handle device for vehicleALPHA CORP·Filed 2020·Granted Mar 26, 2024·1 cites·7 claims
- 2276US7421869B2Cylinder lock deviceALPHA CORP·Filed 2005·Granted Sep 9, 2008·9 cites·10 claims
- 2374US7596976B2Electric steering lock deviceALPHA CORP·Filed 2008·Granted Oct 6, 2009·7 cites·7 claims
- 2473US9827949B2Electric steering lock deviceALPHA CORP·Filed 2014·Granted Nov 28, 2017·5 cites·5 claims
- 2572US9972452B2Rotary switch deviceALPHA CORP·Filed 2016·Granted May 15, 2018·1 cites·7 claims
- 2672US9108586B2Steering lock deviceALPHA CORP·Filed 2013·Granted Aug 18, 2015·3 cites·10 claims
- 2771US10954697B2Handle device of vehicleALPHA CORP·Filed 2019·Granted Mar 23, 2021·2 cites·5 claims
- 2870US6010064ACommodity distributing locker apparatusALPHA CORP·Filed 1997·Granted Jan 4, 2000·138 cites·9 claims
- 2969US7683278B2Pushbutton switch mounting structureALPHA CORP·Filed 2008·Granted Mar 23, 2010·6 cites·4 claims
- 3069US7065439B2Vehicle door locking and unlocking systemALPHA CORP·Filed 2003·Granted Jun 20, 2006·29 cites·4 claims
- 3168US12404705B2Vehicle door control device and vehicle door handle deviceALPHA CORP·Filed 2021·Granted Sep 2, 2025·1 cites·12 claims
- 3268US12331568B2Vehicle door handleALPHA CORP·Filed 2021·Granted Jun 17, 2025·1 cites·6 claims
- 3368US11008783B2Vehicle periphery monitoring apparatusALPHA CORP·Filed 2019·Granted May 18, 2021·2 cites·3 claims
- 3468US7891221B2Electric steering lock deviceALPHA CORP·Filed 2008·Granted Feb 22, 2011·6 cites·5 claims
- 3568USD456689SPortion of lockALPHA CORP·Filed 2001·Granted May 7, 2002·19 cites·1 claims
- 3667US7104575B2Inside door handle device of automobileALPHA CORP·Filed 2004·Granted Sep 12, 2006·22 cites·7 claims
- 3766US11384574B2Vehicle handle deviceALPHA CORP·Filed 2019·Granted Jul 12, 2022·2 cites·4 claims
- 3866US5985785AComposition including a catalytic metal-polymer complex and a method of manufacturing a laminate preform or a laminate which is catalytically effective for subsequent electroless metallization thereofALPHA CORP·Filed 1994·Granted Nov 16, 1999·32 cites·14 claims
- 3965US12246592B2Lid deviceALPHA CORP·Filed 2023·Granted Mar 11, 2025·0 cites·5 claims
- 4064US9909350B2Vehicular reflective optical sensorALPHA CORP·Filed 2014·Granted Mar 6, 2018·3 cites·10 claims
- 4163US12473759B2Handle device for vehicleALPHA CORP·Filed 2023·Granted Nov 18, 2025·0 cites·5 claims
- 4263US12326020B2Inside handle deviceALPHA CORP·Filed 2023·Granted Jun 10, 2025·0 cites·10 claims
- 4363USD462005SHousing portion of fingerprint identification lockALPHA CORP·Filed 2001·Granted Aug 27, 2002·16 cites·1 claims
- 4463US5402660AAxial tumbler cylinder lock and keyALPHA CORP·Filed 1993·Granted Apr 4, 1995·23 cites·6 claims
- 4562US12385295B2Handle device for vehicleALPHA CORP·Filed 2023·Granted Aug 12, 2025·0 cites·6 claims
- 4662US7716959B2Steering lock deviceALPHA CORP·Filed 2008·Granted May 18, 2010·3 cites·2 claims
- 4762US6308543B1Key plate and method for manufacturing the sameALPHA CORP·Filed 1998·Granted Oct 30, 2001·25 cites·8 claims
- 4861US7242276B2Method and system for unlocking doorwayALPHA CORP·Filed 2001·Granted Jul 10, 2007·10 cites·9 claims
- 4960US11186253B2Steering lock deviceALPHA CORP·Filed 2020·Granted Nov 30, 2021·0 cites·7 claims
- 5060US2025043598A1Vehicle handleALPHA CORP·Filed 2024·Application pending·0 cites
Showing the top 50 of 117 patent records by PatentIndex Score.
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