Inventor · disambiguated record
Tsutomu Kiyosumi
Also filed as: KIYOSUMI TSUTOMU
2 granted patents·1 pending application·0 citations·filing 2012–2016
31Inventor score
Technology areasH01S
Top patents by PatentIndex Score
3 records- 0150US2015003483A1Semiconductor laserOCLARO JAPAN INC·Filed 2014·Application pending·0 cites
- 0249US10170891B2AlGaInP-based semiconductor laserUSHIO OPTO SEMICONDUCTORS INC·Filed 2016·Granted Jan 1, 2019·0 cites·18 claims
- 0345US9425583B2AlGaInP-based semiconductor laserUSHIO OPTO SEMICONDUCTORS INC·Filed 2012·Granted Aug 23, 2016·0 cites·20 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →