Inventor · disambiguated record
Toshihisa Okubo
Also filed as: OKUBO TOSHIHISA
3 granted patents·0 citations·filing 2018–2020
37Inventor score
Technology areasG02B
Files withKOHOKU KOGYO KK3
Top patents by PatentIndex Score
3 records- 0142US11835766B2Slope gain equalizerKOHOKU KOGYO KK·Filed 2020·Granted Dec 5, 2023·0 cites·4 claims
- 0240US11137547B2Wavelength selective filterKOHOKU KOGYO KK·Filed 2020·Granted Oct 5, 2021·0 cites·12 claims
- 0338US11598908B2Interference filter moduleKOHOKU KOGYO KK·Filed 2018·Granted Mar 7, 2023·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →