Inventor · disambiguated record
Eiichi Sakamoto
Also filed as: ABE NAOTO · MINE KIYOMITSU · SAKAMOTO EIICHI · TERADA SADATUGU
30 granted patents·273 citations·filing 1975–1996
97Inventor score
Top patents by PatentIndex Score
30 records- 0191US4173483ASilver halide photographic emulsions for use in flash exposureKONISHIROKU PHOTO IND·Filed 1976·Granted Nov 6, 1979·32 cites·5 claims
- 0288US4500631ARadiographic image forming processKONISHIROKU PHOTO IND·Filed 1983·Granted Feb 19, 1985·29 cites·22 claims
- 0388US4147542ASilver halide photographic emulsions for use in flash exposureKONISHIROKU PHOTO IND·Filed 1977·Granted Apr 3, 1979·24 cites·4 claims
- 0485US4252893ALight-sensitive silver halide photographic materialKONISHIROKU PHOTO IND·Filed 1979·Granted Feb 24, 1981·18 cites·8 claims
- 0583US4912026ALight-sensitive silver halide photographic material feasible for rapid processing comprising high boiling solvent and gold compoundsKONISHIROKU PHOTO IND·Filed 1989·Granted Mar 27, 1990·16 cites·14 claims
- 0679US4892807ASilver halide photographic light-sensitive material excellent in treatment stabilityKONISHIROKU PHOTO IND·Filed 1987·Granted Jan 9, 1990·14 cites·9 claims
- 0775US4839263AMethod of forming dye image having superior rapid processing performanceKONISHIROKU PHOTO IND·Filed 1987·Granted Jun 13, 1989·13 cites·11 claims
- 0871US4050940AProcess for the preparation of a photographic materialKONISHIROKU PHOTO IND·Filed 1976·Granted Sep 27, 1977·10 cites·4 claims
- 0968US4043801AMethod of simultaneously controlling temperature and carbon content of molten steel at the end-point in oxygen top-blown converterNIPPON KOKAN KK·Filed 1975·Granted Aug 23, 1977·8 cites·6 claims
- 1066US4564588ASilver halide photographic material for radiographyKONISHIROKU PHOTO IND·Filed 1985·Granted Jan 14, 1986·9 cites·6 claims
- 1166US4308057ASteel making by converterNIPPON KOKAN KK·Filed 1980·Granted Dec 29, 1981·8 cites·10 claims
- 1264US4192683APhotographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1977·Granted Mar 11, 1980·7 cites·3 claims
- 1359US4963466ASilver halide photographic light-sensitive material suitable for rapid processes comprising hydroquinone and an antifoggantKONISHIROKU PHOTO IND·Filed 1990·Granted Oct 16, 1990·5 cites·14 claims
- 1453US4299908AMethod for forming a negative imageKONISHIROKU PHOTO IND·Filed 1980·Granted Nov 10, 1981·6 cites·10 claims
- 1550US4741990AMethod for processing silver halide photographic light-sensitive materialsKONISHIROKU PHOTO IND·Filed 1987·Granted May 3, 1988·5 cites·21 claims
- 1650US4160669AArgon laser flash exposure of spectrally sensitized silver halide photographic materialHABU TEIJI·Filed 1978·Granted Jul 10, 1979·13 cites·9 claims
- 1749US4990438ADirect positive light-sensitive silver halide photographic materialKONISHIROKU PHOTO IND·Filed 1989·Granted Feb 5, 1991·5 cites·26 claims
- 1849US4871658ASilver halide photographic material that is resistant to fogging during storageKONISHIROKU PHOTO IND·Filed 1988·Granted Oct 3, 1989·5 cites·5 claims
- 1949US4121935ALith-type silver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1977·Granted Oct 24, 1978·4 cites·1 claims
- 2048US4784938ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1986·Granted Nov 15, 1988·5 cites·7 claims
- 2144US5750255AHigh strength rock wool and process for producing sameNITTO BOSEKI CO LTD·Filed 1996·Granted May 12, 1998·10 cites·13 claims
- 2244US4145218AProcess for developing light-sensitive silver halide photographic materialsKONISHIROKU PHOTO IND·Filed 1977·Granted Mar 20, 1979·3 cites·6 claims
- 2344US4038081ADevelopment methodKONISHIROKU PHOTO IND·Filed 1976·Granted Jul 26, 1977·3 cites·9 claims
- 2443US4242444AProcess for the preparation of light-sensitive silver halide photographic materialKONISHIROKU PHOTO IND·Filed 1978·Granted Dec 30, 1980·7 cites·12 claims
- 2541US4108668ALight-sensitive silver halide photographic materialsKONISHIROKU PHOTO IND·Filed 1977·Granted Aug 22, 1978·3 cites·10 claims
- 2637US4725529ADeveloping inhibitor arrangment in light-sensitive silver halide color photographic materialsKONISHIROKU PHOTO IND·Filed 1986·Granted Feb 16, 1988·6 cites·10 claims
- 2732US4400462AMethod for the formation of photographic imagesKONISHIROKU PHOTO IND·Filed 1981·Granted Aug 23, 1983·2 cites·10 claims
- 2831US4134767ASilver halide photosensitive material for color photographyKONISHIROKU PHOTO IND·Filed 1977·Granted Jan 16, 1979·1 cites·5 claims
- 2925US4868102ADirect positive silver halide light-sensitive photographic materialKONISHIROKU PHOTO IND·Filed 1988·Granted Sep 19, 1989·2 cites·7 claims
- 3020US4042400ALight-sensitive silver halide photographic materialKONISHIROKU PHOTO IND·Filed 1976·Granted Aug 16, 1977·0 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Eiichi Sakamoto files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →