Inventor · disambiguated record

Sosuke Hanai

Also filed as: HANAI SOSUKE

3 granted patents·16 citations·filing 1976–1977

65Inventor score

Technology areasG03C

Files withFUJI PHOTO FILM CO LTD3

Top patents by PatentIndex Score

3 records

0165US4069048ADiffusion transfer photographic materials with color developer scavengerFUJI PHOTO FILM CO LTD·Filed 1976·Granted Jan 17, 1978·8 cites·38 claims
0257US4131469APhotographic element with polymeric ammonium mordantFUJI PHOTO FILM CO LTD·Filed 1977·Granted Dec 26, 1978·6 cites·12 claims
0336US4124394AColor diffusion transfer photographic materials with sulfone color developing agent scavengersFUJI PHOTO FILM CO LTD·Filed 1976·Granted Nov 7, 1978·2 cites·15 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →