Inventor · disambiguated record
Yoshikazu Sumi
Also filed as: SUMI YOSHIKAZU
9 granted patents·3 pending applications·3 citations·filing 2005–2015
77Inventor score
Top patents by PatentIndex Score
12 records- 0138US2012235574A1Fluorescent lamp drive and a protection circuit thereinSUMI YOSHIKAZU·Filed 2012·Application pending·0 cites
- 0238US2010060323A1Test circuit and test methodNEC ELECTRONICS CORP·Filed 2009·Application pending·0 cites
- 0336USD761465SLight bar for a motor vehicleTOKAI RYOKAKU TETSUDO KK·Filed 2015·Granted Jul 12, 2016·2 cites·1 claims
- 0432USD762896SLight fixture for a vehicleNIPPON SHARYO LTD·Filed 2015·Granted Aug 2, 2016·1 cites·1 claims
- 0532US2006087347A1Input circuit and semiconductor deviceNEC ELECTRONICS CORP·Filed 2005·Application pending·0 cites
- 0628USD764351SLighting fixture for a passenger carrying carNIPPON SHARYO LTD·Filed 2015·Granted Aug 23, 2016·0 cites·1 claims
- 0728USD764086SLight fixture for a vehicleTOKAI RYOKAKU TETSUDO KK·Filed 2015·Granted Aug 16, 2016·0 cites·1 claims
- 0828USD762895SLight fixture for a vehicleTOKAI RYOKAKU TETSUDO KK·Filed 2015·Granted Aug 2, 2016·0 cites·1 claims
- 0928USD762518SLighting fixture for a passenger carrying carNIPPON SHARYO LTD·Filed 2015·Granted Aug 2, 2016·0 cites·1 claims
- 1028USD762897SLight fixture for a vehicleNIPPON SHARYO LTD·Filed 2015·Granted Aug 2, 2016·0 cites·1 claims
- 1128USD762519SLighting fixture for a passenger carrying carTOKAI RYOKAKU TETSUDO KK·Filed 2015·Granted Aug 2, 2016·0 cites·1 claims
- 1228USD762898SLight fixture for a vehicleTOKAI RYOKAKU TETSUDO KK·Filed 2015·Granted Aug 2, 2016·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →