Inventor · disambiguated record
Keiichi Tajima
Also filed as: TAJIMA KEIICHI
41 granted patents·2 pending applications·931 citations·filing 1986–2018
98Inventor score
Top patents by PatentIndex Score
43 records- 0196US5404673APower window apparatus with safety deviceKOITO MFG CO LTD·Filed 1993·Granted Apr 11, 1995·87 cites·14 claims
- 0295US5351439APower window apparatus having improved safety deviceKOITO MFG CO LTD·Filed 1993·Granted Oct 4, 1994·102 cites·19 claims
- 0392US7291951B2Actuator including intermediate wallKOITO MFG CO LTD·Filed 2005·Granted Nov 6, 2007·27 cites·5 claims
- 0492US5422551ASafety device and method for power windowKOITO MFG CO LTD·Filed 1993·Granted Jun 6, 1995·94 cites·8 claims
- 0589US7364331B2Vehicle lampKOITO MFG CO LTD·Filed 2006·Granted Apr 29, 2008·23 cites·12 claims
- 0689US4733333ACornering lamp system for vehicleKOITO MFG CO LTD·Filed 1986·Granted Mar 22, 1988·45 cites·15 claims
- 0787US7621663B2Lamp device for vehiclesKOITO MFG CO LTD·Filed 2007·Granted Nov 24, 2009·16 cites·16 claims
- 0887US6646398B1Safety device for power windowKOITO MFG CO LTD·Filed 2000·Granted Nov 11, 2003·51 cites·7 claims
- 0986US7315127B2Vehicle lampKOLTO MFG CO LTD·Filed 2006·Granted Jan 1, 2008·18 cites·16 claims
- 1086US5367827AWire guide structure for power windowKOITO MFG CO LTD·Filed 1993·Granted Nov 29, 1994·55 cites·9 claims
- 1185US10583772B2Vehicle lamp having a leveling actuator coupled to an aiming nutKOITO MFG CO LTD·Filed 2018·Granted Mar 10, 2020·4 cites·5 claims
- 1285US4943893AAutomotive illumination systemKOITO MFG CO LTD·Filed 1988·Granted Jul 24, 1990·37 cites·8 claims
- 1379US7658522B2Vehicle lampKOITO MFG CO LTD·Filed 2007·Granted Feb 9, 2010·11 cites·4 claims
- 1479US7175319B2Vehicle lighting apparatusKOITO MFG CO LTD·Filed 2004·Granted Feb 13, 2007·25 cites·8 claims
- 1578US9428102B2ActuatorKOITO MFG CO LTD·Filed 2015·Granted Aug 30, 2016·3 cites·4 claims
- 1678US5832664APower window device with safety deviceKOITO MFG CO LTD·Filed 1997·Granted Nov 10, 1998·42 cites·12 claims
- 1777US5459379AMethod for operating power window apparatus having safety deviceKOITO MFG CO LTD·Filed 1993·Granted Oct 17, 1995·45 cites·6 claims
- 1875US8007151B2Vehicle headlightKOITO MFG CO LTD·Filed 2009·Granted Aug 30, 2011·7 cites·11 claims
- 1974US6347482B1Safety device for power windowsKOITO MFG CO LTD·Filed 2000·Granted Feb 19, 2002·23 cites·3 claims
- 2073US7478933B2Vehicle lampKOITO MFG CO LTD·Filed 2006·Granted Jan 20, 2009·6 cites·10 claims
- 2173US4908560AVehicle cornering lamp systemKOITO MFG CO LTD·Filed 1988·Granted Mar 13, 1990·26 cites·3 claims
- 2272US7387415B2Vehicle headlamp having symmetrical actuator with front connectorKOITO MFG CO LTD·Filed 2005·Granted Jun 17, 2008·8 cites·2 claims
- 2371US6032415APower window apparatus having safety unitKOITO MFG CO LTD·Filed 1999·Granted Mar 7, 2000·36 cites·4 claims
- 2470US6648494B2Vehicle lamp and rotary driving apparatusKOITO MFG CO LTD·Filed 2001·Granted Nov 18, 2003·14 cites·16 claims
- 2569US7121706B2Vehicle headlamp unitKOITO MFG CO LTD·Filed 2004·Granted Oct 17, 2006·13 cites·9 claims
- 2669US5564231APower window drive device of reduced sizeKOITO MFG CO LTD·Filed 1994·Granted Oct 15, 1996·34 cites·8 claims
- 2768US8096687B2Vehicle headlightTAJIMA KEIICHI·Filed 2009·Granted Jan 17, 2012·5 cites·9 claims
- 2867USD857935SActuator for vehicle lampKOITO MFG CO LTD·Filed 2017·Granted Aug 27, 2019·10 cites·1 claims
- 2967US5986421ASafety device for power windowKOITO MFG CO LTD·Filed 1998·Granted Nov 16, 1999·32 cites·4 claims
- 3057US6543924B2Vehicle lamp and rotary driving apparatusKOITO MFG CO LTD·Filed 2001·Granted Apr 8, 2003·7 cites·8 claims
- 3156US7878694B2Up-down and left-right tiltable vehicular lampKOITO MFG CO LTD·Filed 2008·Granted Feb 1, 2011·1 cites·8 claims
- 3256US7520646B2Lighting direction control apparatusKOITO MFG CO LTD·Filed 2006·Granted Apr 21, 2009·1 cites·5 claims
- 3352US10962049B2Fixing member, self-aligning bearing mechanism, actuator, and lampKOITO MFG CO LTD·Filed 2016·Granted Mar 30, 2021·0 cites·4 claims
- 3452US10864844B2Vehicle lamp fittingKOITO MFG CO LTD·Filed 2018·Granted Dec 15, 2020·0 cites·13 claims
- 3552US9283886B2Vehicular headlampKOITO MFG CO LTD·Filed 2014·Granted Mar 15, 2016·0 cites·9 claims
- 3652US6616302B2Vehicle lampKOITO MFG CO LTD·Filed 2001·Granted Sep 9, 2003·5 cites·12 claims
- 3750US10625659B2Vehicle lampKOITO MFG CO LTD·Filed 2018·Granted Apr 21, 2020·0 cites·7 claims
- 3845US8662725B2ActuatorTAJIMA KEIICHI·Filed 2011·Granted Mar 4, 2014·0 cites·6 claims
- 3945US4963794AVehicle cornering headlamp systemKOITO MFG CO LTD·Filed 1988·Granted Oct 16, 1990·10 cites·13 claims
- 4043US2007274143A1Semiconductor device, electronic equipment and equipment authentication programTAJIMA KEIICHI·Filed 2007·Application pending·0 cites
- 4138US9494289B2Actuator and vehicle headlampTAJIMA KEIICHI·Filed 2012·Granted Nov 15, 2016·0 cites·14 claims
- 4235US6223614B1Drive unit for vehicular window paneKOITO MFG CO LTD·Filed 1999·Granted May 1, 2001·8 cites·9 claims
- 4335US2002157313A1Device for estimating safety control area for power windows based upon a fully open positionFiled 2000·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Keiichi Tajima files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →