Inventor · disambiguated record
Nobuhiko Washizuka
Also filed as: WASHIZUKA NOBUHIKO
6 granted patents·1,514 citations·filing 1986–1995
89Inventor score
Files withOLYMPUS OPTICAL CO6
Top patents by PatentIndex Score
6 records- 0198US5749830AFluorescent endoscope apparatusOLYMPUS OPTICAL CO·Filed 1994·Granted May 12, 1998·735 cites·6 claims
- 0292US5423848ATrocarOLYMPUS OPTICAL CO·Filed 1994·Granted Jun 13, 1995·269 cites·4 claims
- 0388US4813400AOptical fiber assembly for an endoscopeOLYMPUS OPTICAL CO·Filed 1987·Granted Mar 21, 1989·69 cites·7 claims
- 0488US4756303AInsertion section of an endoscopeOLYMPUS OPTICAL CO·Filed 1986·Granted Jul 12, 1988·59 cites·19 claims
- 0585US5630795ACleaning tube apparatus for endoscopeOLYMPUS OPTICAL CO·Filed 1995·Granted May 20, 1997·370 cites·10 claims
- 0634US4911147AEndoscope with a shock absorberOLYMPUS OPTICAL CO·Filed 1989·Granted Mar 27, 1990·12 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →