Inventor · disambiguated record
Kazuhiro Naganuma
Also filed as: NAGANUMA KAZUHIRO
5 granted patents·455 citations·filing 1990–1996
85Inventor score
Files withASAHI OPTICAL CO LTD5
Top patents by PatentIndex Score
5 records- 0195US5860914ABendable portion of endoscopeASAHI OPTICAL CO LTD·Filed 1996·Granted Jan 19, 1999·185 cites·3 claims
- 0284US5158756APorous particles of calcium phosphate compound and production process thereofASAHI OPTICAL CO LTD·Filed 1990·Granted Oct 27, 1992·57 cites·5 claims
- 0378US5577992ABendable portion of endoscopeASAHI OPTICAL CO LTD·Filed 1994·Granted Nov 26, 1996·192 cites·35 claims
- 0457US5388003AProjection lens systemASAHI OPTICAL CO LTD·Filed 1994·Granted Feb 7, 1995·20 cites·6 claims
- 0521US5144485ALens having a surface treating composition for reflection preventing filmASAHI OPTICAL CO LTD·Filed 1990·Granted Sep 1, 1992·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →