Inventor · disambiguated record
Yasumasa Numata
Also filed as: NUMATA YASUMASA
3 granted patents·16 citations·filing 1977–1989
65Inventor score
Technology areasG03C
Files withKONISHIROKU PHOTO IND3
Top patents by PatentIndex Score
3 records- 0156US4690888ASilver halide color photo-sensitive materialKONISHIROKU PHOTO IND·Filed 1985·Granted Sep 1, 1987·8 cites·10 claims
- 0252US4994351ASilver halide color photographic materialKONISHIROKU PHOTO IND·Filed 1989·Granted Feb 19, 1991·6 cites·11 claims
- 0335US4105453AColored light-sensitive silver halide photographic material with coating additiveKONISHIROKU PHOTO IND·Filed 1977·Granted Aug 8, 1978·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →