Inventor · disambiguated record
Mitsuhiro Okumura
Also filed as: OKUMURA MITSUHIRO
42 granted patents·336 citations·filing 1981–1994
98Inventor score
Top patents by PatentIndex Score
42 records- 0184US5219722ASilver halide color photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1991·Granted Jun 15, 1993·14 cites·14 claims
- 0278US4486631AContact for vacuum circuit breakerMITSUBISHI ELECTRIC CORP·Filed 1982·Granted Dec 4, 1984·20 cites·4 claims
- 0378US4407940ASilver halide color photographic materialKONISHIROKU PHOTO IND·Filed 1982·Granted Oct 4, 1983·16 cites·3 claims
- 0475US4517033AContact material for vacuum circuit breakerMITSUBISHI ELECTRIC CORP·Filed 1983·Granted May 14, 1985·17 cites·20 claims
- 0570US4442201AMethod for production of a silver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1982·Granted Apr 10, 1984·11 cites·8 claims
- 0669US4906554AColor developing solution of light-sensitive silver halide color photographic material and processing method of light-sensitive silver halide color photographic material using the sameKONISHIROKU PHOTO IND·Filed 1987·Granted Mar 6, 1990·10 cites·19 claims
- 0769US4797350AProcess for forming dye-image using a developer comprising an image stabilizer, a hydroxylamine and not containing benzyl alcoholKONISHIROKU PHOTO IND·Filed 1987·Granted Jan 10, 1989·10 cites·17 claims
- 0868US4830958ASilver halide photographic light-sensitive material which is excellent in rapid processability and has not very much sensitivity variation caused by a change on standing in the preparation of the light-sensitive materialKONISHIROKU PHOTO IND·Filed 1988·Granted May 16, 1989·9 cites·44 claims
- 0967US4626282AContact material for vacuum circuit breakerMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Dec 2, 1986·14 cites·7 claims
- 1066US4839270ARapidly processable silver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1987·Granted Jun 13, 1989·9 cites·12 claims
- 1166US4537743AElectrode composition for vacuum switchMITSUBISHI ELECTRIC CORP·Filed 1984·Granted Aug 27, 1985·17 cites·2 claims
- 1264US5134060ASilver halide photographic emulsion prepared with silver halide grains formed in the presence of a water soluble iridium compound and a nitrogen-containing heterocyclic compoundKONISHIROKU PHOTO IND·Filed 1990·Granted Jul 28, 1992·6 cites·17 claims
- 1364US4914016ASilver halide photographic light-sensitive material and processing method thereforKONISHIROKU PHOTO IND·Filed 1988·Granted Apr 3, 1990·8 cites·66 claims
- 1464US4863846ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1988·Granted Sep 5, 1989·9 cites·29 claims
- 1563US4962016ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1989·Granted Oct 9, 1990·8 cites·13 claims
- 1658US4677264AContact material for vacuum circuit breakerMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Jun 30, 1987·12 cites·13 claims
- 1758US4499009AElectrode composition for vacuum switchMITSUBISHI ELECTRIC CORP·Filed 1982·Granted Feb 12, 1985·13 cites·1 claims
- 1856US4886108AMethod for forming a fiber-reinforced metal sheetAGENCY IND SCIENCE TECHN·Filed 1988·Granted Dec 12, 1989·14 cites·7 claims
- 1956US4424429AContactor for vacuum type circuit interrupterMITSUBISHI ELECTRIC CORP·Filed 1981·Granted Jan 3, 1984·9 cites·7 claims
- 2055US4863844AGold and sulfur sensitized silver halide light-sensitive photographic materialKONISHIROKU PHOTO IND·Filed 1987·Granted Sep 5, 1989·6 cites·9 claims
- 2155US4575451AContact material for vacuum circuit breakerMITSUBISHI ELECTRIC CORP·Filed 1983·Granted Mar 11, 1986·8 cites·16 claims
- 2254US5314796ASilver halide color photographic light sensitive materialKONISHIROKU PHOTO IND·Filed 1993·Granted May 24, 1994·4 cites·12 claims
- 2354US4818671ARapidly processable silver halide color photosensitive materialKONISHIROKU PHOTO IND·Filed 1987·Granted Apr 4, 1989·6 cites·21 claims
- 2452US5437921AElectronic components mounting base materialMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Aug 1, 1995·23 cites·9 claims
- 2551US5362626ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1993·Granted Nov 8, 1994·3 cites·13 claims
- 2651US4870231AContact for vacuum interrupterMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Sep 26, 1989·8 cites·8 claims
- 2750US5126237ASilver halide light-sensitive photographic materialKONISHIROKU PHOTO IND·Filed 1990·Granted Jun 30, 1992·14 cites·20 claims
- 2848US4784938ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1986·Granted Nov 15, 1988·5 cites·7 claims
- 2946US4994362AHigh silver halide chloride content color photographic light-sensitive materials including cyan couplers and nitrogen-containing heterocyclic mercapto compoundsKONISHIROKU PHOTO IND·Filed 1988·Granted Feb 19, 1991·4 cites·30 claims
- 3044US5278041ASilver halide color photographic light sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted Jan 11, 1994·2 cites·10 claims
- 3144US5272053ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted Dec 21, 1993·2 cites·6 claims
- 3241US5082765AMethod of processing light-sensitive silver halide photographic materialKONISHIROKU PHOTO IND·Filed 1990·Granted Jan 21, 1992·2 cites·9 claims
- 3340US4784829AContact material for vacuum circuit breakerMITSUBISHI ELECTRIC CORP·Filed 1986·Granted Nov 15, 1988·4 cites·4 claims
- 3437US5019156ASintered electric contact material for vacuum switch tube and process for manufacturing the sameMITSUBISHI ELECTRIC CORP·Filed 1990·Granted May 28, 1991·4 cites·17 claims
- 3537US4927989AContact material for vacuum circuit breakerMITSUBISHI ELECTRIC CORP·Filed 1989·Granted May 22, 1990·4 cites·12 claims
- 3635US5130068AMethod of manufacturing vacuum switch contact material from Cr2 O3 powderMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Jul 14, 1992·3 cites·51 claims
- 3734US5356760ASilver halide photographic light-sensitive material with black dye forming couplerKONISHIROKU PHOTO IND·Filed 1993·Granted Oct 18, 1994·3 cites·11 claims
- 3833US4971866AVacuum switch contact materials and the manufacturing methodsMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Nov 20, 1990·2 cites·7 claims
- 3932US4540861AContact material for vacuum circuit interrupterMITSUBISHI ELECTRIC CORP·Filed 1984·Granted Sep 10, 1985·2 cites·6 claims
- 4031US5225381AVacuum switch contact material and method of manufacturing itMITSUBISHI ELECTRIC CORP·Filed 1992·Granted Jul 6, 1993·1 cites·15 claims
- 4130USH1450HSilver halide light-sensitive photographic materialKONISHIROKU PHOTO IND·Filed 1994·Granted Jun 6, 1995·0 cites·4 claims
- 4230US5292633ASilver halide black & white light-sensitive material comprising spectrally sensitized silver halide grains containing rhodium in a specific amountKONISHIROKU PHOTO IND·Filed 1992·Granted Mar 8, 1994·0 cites·11 claims
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