Inventor · disambiguated record
Hideo Usui
Also filed as: ISHIGE SADAO · USUI HIDEO
16 granted patents·3 pending applications·148 citations·filing 1974–2009
93Inventor score
Top patents by PatentIndex Score
19 records- 0176US4741994ASilver halide color photographic materialFUJI PHOTO FILM CO LTD·Filed 1985·Granted May 3, 1988·13 cites·24 claims
- 0272US4618571ASilver halide color photographic light-sensitive materialFUJI PHOTO FILM CO LTD·Filed 1985·Granted Oct 21, 1986·32 cites·22 claims
- 0371US5372918AMethod of processing a silver halide color reversal photographic light-sensitive materialFUJI PHOTO FILM CO LTD·Filed 1989·Granted Dec 13, 1994·10 cites·4 claims
- 0469US5210200AHeterocyclic dye compoundsFUJI PHOTO FILM CO LTD·Filed 1991·Granted May 11, 1993·10 cites·8 claims
- 0568US4678743ASilver halide color photographic materialFUJI PHOTO FILM CO LTD·Filed 1985·Granted Jul 7, 1987·10 cites·9 claims
- 0661US5242887AThermal transfer image-receiving materialFUJI PHOTO FILM CO LTD·Filed 1991·Granted Sep 7, 1993·20 cites·8 claims
- 0758US4132436ARecording materialFUJI PHOTO FILM CO LTD·Filed 1977·Granted Jan 2, 1979·13 cites·16 claims
- 0856US2009306376A1Optical recording medium and compound used for the sameMITSUI CHEMICALS INC·Filed 2009·Application pending·0 cites
- 0949US2007054084A1Optical recording medium and compound used for the sameMITSUI CHEMICALS INC·Filed 2004·Application pending·0 cites
- 1048US5223474AHeat transfer dye-providing materialFUJI PHOTO FILM CO LTD·Filed 1992·Granted Jun 29, 1993·5 cites·5 claims
- 1148US4119777AThiazine productionFUJI PHOTO FILM CO LTD·Filed 1976·Granted Oct 10, 1978·2 cites·9 claims
- 1247US2010233415A1Optical recording medium and azo metal chelate compoundMITSUI CHEMICALS INC·Filed 2007·Application pending·0 cites
- 1346US6001444AOptical recording mediumMITSUI CHEMICALS INC·Filed 1997·Granted Dec 14, 1999·12 cites·12 claims
- 1445US4791049ASilver halide photographic material containing a compound having an oxidation-reduction moiety and timing groupFUJI PHOTO FILM CO LTD·Filed 1987·Granted Dec 13, 1988·10 cites·14 claims
- 1545US4070508ARecording method comprising reacting cellulose fiber with a basic color formerFUJI PHOTO FILM CO LTD·Filed 1975·Granted Jan 24, 1978·7 cites·20 claims
- 1636US4818668ASilver halide color photographic materialsFUJI PHOTO FILM CO LTD·Filed 1987·Granted Apr 4, 1989·2 cites·31 claims
- 1731US4220356ARecording materials containing chromenoindolesFUJI PHOTO FILM CO LTD·Filed 1979·Granted Sep 2, 1980·2 cites·12 claims
- 1830US5192656ASilver halide color photographic light-sensitive materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Mar 9, 1993·0 cites·8 claims
- 1930US3930671AColor former and pressure-sensitive copying paperFUJI PHOTO FILM CO LTD·Filed 1974·Granted Jan 6, 1976·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →