Inventor · disambiguated record
Yoshitaka Akimura
Also filed as: AKIMURA YOSHITAKA · SAKAI NOBUO · SHISHIDO TADAO
15 granted patents·408 citations·filing 1977–1983
95Inventor score
Files withFUJI PHOTO FILM CO LTD15
Top patents by PatentIndex Score
15 records- 0196US4224401ASilver halide photographic emulsions and image forming processFUJI PHOTO FILM CO LTD·Filed 1978·Granted Sep 23, 1980·47 cites·18 claims
- 0295US4221857AProcess for producing a high contrast photographic imageFUJI PHOTO FILM CO LTD·Filed 1978·Granted Sep 9, 1980·36 cites·12 claims
- 0393US4385108AMethod of forming negative dot imagesFUJI PHOTO FILM CO LTD·Filed 1980·Granted May 24, 1983·35 cites·16 claims
- 0490US4332878APhotographic image-forming methodFUJI PHOTO FILM CO LTD·Filed 1981·Granted Jun 1, 1982·27 cites·21 claims
- 0587US4452882ASilver halide photographic materials and process of developing themFUJI PHOTO FILM CO LTD·Filed 1983·Granted Jun 5, 1984·24 cites·10 claims
- 0687US4377634AMethod for forming high contrast photographic imageFUJI PHOTO FILM CO LTD·Filed 1980·Granted Mar 22, 1983·19 cites·12 claims
- 0787US4311781AHighly-sensitive high-contrast photographic materialsFUJI PHOTO FILM CO LTD·Filed 1980·Granted Jan 19, 1982·20 cites·10 claims
- 0887US4237214AProcess for forming contrasty imageFUJI PHOTO FILM CO LTD·Filed 1979·Granted Dec 2, 1980·20 cites·13 claims
- 0986US4166742AContrasty light-sensitive silver halide material containing a hydrazine derivative and a heterocyclic mercaptanFUJI PHOTO FILM CO LTD·Filed 1977·Granted Sep 4, 1979·19 cites·11 claims
- 1083US4168977ASilver halide photographic emulsionFUJI PHOTO FILM CO LTD·Filed 1977·Granted Sep 25, 1979·39 cites·12 claims
- 1182US4323643ASilver halide photographic light-sensitive materialsFUJI PHOTO FILM CO LTD·Filed 1980·Granted Apr 6, 1982·39 cites·19 claims
- 1275US4272606AMethod of forming a high-contrast photographic imageFUJI PHOTO FILM CO LTD·Filed 1980·Granted Jun 9, 1981·32 cites·22 claims
- 1375US4243739ASilver halide photographic light-sensitive materialFUJI PHOTO FILM CO LTD·Filed 1979·Granted Jan 6, 1981·26 cites·30 claims
- 1470US4241164AHighly-sensitive high-contrast photographic materialsFUJI PHOTO FILM CO LTD·Filed 1978·Granted Dec 23, 1980·19 cites·10 claims
- 1555US4520099ASilver halide photographic light-sensitive materialsFUJI PHOTO FILM CO LTD·Filed 1983·Granted May 28, 1985·6 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →