Inventor · disambiguated record
Tadaoki Ichikawa
Also filed as: ICHIKAWA TADAOKI
13 granted patents·2 pending applications·449 citations·filing 2000–2020
89Inventor score
Top patents by PatentIndex Score
15 records- 0198US6990922B2Indication system of meter partTOYODA GOSEI KK·Filed 2002·Granted Jan 31, 2006·252 cites·11 claims
- 0297US6550953B1Light emitting diode lamp deviceTOYODA GOSEI KK·Filed 2000·Granted Apr 22, 2003·185 cites·19 claims
- 0370US7880372B2LED lamp system and method of making sameTOYODA GOSEI KK·Filed 2009·Granted Feb 1, 2011·5 cites·8 claims
- 0463US8147104B2Vehicle room light apparatusUMEDA YUKIHIKO·Filed 2010·Granted Apr 3, 2012·2 cites·8 claims
- 0560US9575236B2Illumination apparatus with curved light guideTOYODA GOSEI KK·Filed 2014·Granted Feb 21, 2017·1 cites·11 claims
- 0658US7614772B2Linear light emitting apparatusTOYODA GOSEI KK·Filed 2007·Granted Nov 10, 2009·2 cites·23 claims
- 0753US8282252B2Vehicle interior light source unitICHIKAWA TADAOKI·Filed 2009·Granted Oct 9, 2012·2 cites·20 claims
- 0849US11680811B2Vehicle position guidance system and vehicle position guidance methodTOYODA GOSEI KK·Filed 2019·Granted Jun 20, 2023·0 cites·11 claims
- 0949US2021132231A1Vehicle sensor unitTOYODA GOSEI KK·Filed 2020·Application pending·0 cites
- 1048US9950660B2Lighting deviceTOYODA GOSEI KK·Filed 2017·Granted Apr 24, 2018·0 cites·5 claims
- 1144US11366218B2Vehicle sensor unitTOYODA GOSEI KK·Filed 2019·Granted Jun 21, 2022·0 cites·9 claims
- 1241US9493111B2Lamp unitFUKUI HIROTAKA·Filed 2012·Granted Nov 15, 2016·0 cites·4 claims
- 1339US6442005B2Light diffusion preventing structureTOYODA GOSEI KK·Filed 2001·Granted Aug 27, 2002·0 cites·14 claims
- 1438US2020096612A1Sealing member and vehicle sensor unitTOYODA GOSEI KK·Filed 2019·Application pending·0 cites
- 1529USD553767SInterior light for vehicleTOYODA GOSEI KK·Filed 2006·Granted Oct 23, 2007·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →