Inventor · disambiguated record
Masaya Hisamatsu
Also filed as: HISAMATSU MASAYA
5 granted patents·1 pending application·233 citations·filing 1996–2020
83Inventor score
Top patents by PatentIndex Score
6 records- 0190US5993637AElectrode structure, electrolytic etching process and apparatusCANON KK·Filed 1997·Granted Nov 30, 1999·69 cites·49 claims
- 0289US5863412AEtching method and process for producing a semiconductor element using said etching methodCANON KK·Filed 1996·Granted Jan 26, 1999·95 cites·40 claims
- 0382US6051116AEtching apparatusCANON KK·Filed 1998·Granted Apr 18, 2000·56 cites·13 claims
- 0458US11598902B2Optical member, optical apparatus, imaging apparatus, and manufacturing method of optical memberCANON KK·Filed 2020·Granted Mar 7, 2023·0 cites·12 claims
- 0558US6491808B2Electrolytic etching method, method for producing photovoltaic element, and method for treating defect of photovoltaic elementCANON KK·Filed 1998·Granted Dec 10, 2002·13 cites·19 claims
- 0636US2013241090A1Method of manufacturing an optical elementSAKAMOTO JUN-ICHI·Filed 2011·Application pending·0 cites
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