Inventor · disambiguated record
Kei Ishimaru
Also filed as: ISHIMARU KEI
8 granted patents·1 pending application·4 citations·filing 2017–2023
74Inventor score
Files withSEIKO EPSON CORP9
Top patents by PatentIndex Score
9 records- 0179US10036945B2Light emission control circuit, light source apparatus, and projection-type video display deviceSEIKO EPSON CORP·Filed 2017·Granted Jul 31, 2018·3 cites·13 claims
- 0266US10334694B2Light emission control circuit, light source device, and projection type video display apparatusSEIKO EPSON CORP·Filed 2018·Granted Jun 25, 2019·1 cites·13 claims
- 0357US11761991B2Current detection circuit, circuit device, and solenoid control deviceSEIKO EPSON CORP·Filed 2022·Granted Sep 19, 2023·0 cites·6 claims
- 0454US2018307131A1Light emission control circuit, light source apparatus, and projection-type video display deviceSEIKO EPSON CORP·Filed 2018·Application pending·0 cites
- 0553US11632831B2Integrated circuit device and light source deviceSEIKO EPSON CORP·Filed 2022·Granted Apr 18, 2023·0 cites·8 claims
- 0651US12224115B2Circuit device and solenoid control deviceSEIKO EPSON CORP·Filed 2023·Granted Feb 11, 2025·0 cites·9 claims
- 0750US10795251B2Light emission control device, light source device, and projection type video display deviceSEIKO EPSON CORP·Filed 2020·Granted Oct 6, 2020·0 cites·15 claims
- 0848US11749684B2Circuit device, light source device, and electronic apparatusSEIKO EPSON CORP·Filed 2020·Granted Sep 5, 2023·0 cites·13 claims
- 0948US11324100B2Light source apparatus and projection-type display apparatusSEIKO EPSON CORP·Filed 2020·Granted May 3, 2022·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →