Inventor · disambiguated record
Osamu Ishiwata
Also filed as: ISHIWATA OSAMU
5 granted patents·48 citations·filing 1984–1997
78Inventor score
Top patents by PatentIndex Score
5 records- 0161US5019886ASemiconductor-based radiation-detector elementFUJI ELECTRIC CO LTD·Filed 1988·Granted May 28, 1991·18 cites·3 claims
- 0256US5156979ASemiconductor-based radiation-detector elementFUJI ELECTRIC CO LTD·Filed 1991·Granted Oct 20, 1992·20 cites·7 claims
- 0330US5909117AApparatus and method for inspecting disksHITACHI ELECTR ENG·Filed 1997·Granted Jun 1, 1999·5 cites·14 claims
- 0430US4627991AMethod for forming a protective film on a semiconductor bodyFUJI ELECTRIC RES·Filed 1984·Granted Dec 9, 1986·3 cites·1 claims
- 0528US5877857AEccentricity tester for head turnout zone of magnetic disk and testing method thereofHITACHI ELECTR ENG·Filed 1997·Granted Mar 2, 1999·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →