Inventor · disambiguated record
Yasushi Usagawa
Also filed as: USAGAWA YASUSHI
22 granted patents·170 citations·filing 1976–2004
95Inventor score
Files withKONISHIROKU PHOTO IND17MITSUBISHI PAPER MILLS LTD2FUJIMATSU WATARU1KONICA MINOLTA HOLDINGS INC1KONICA MINOLTA MED & GRAPHIC1
Top patents by PatentIndex Score
22 records- 0192US6207364B1Thermally developable materialKONISHIROKU PHOTO IND·Filed 1999·Granted Mar 27, 2001·20 cites·15 claims
- 0288US4299914AMethod for forming a cyan dye imageKONISHIROKU PHOTO IND·Filed 1980·Granted Nov 10, 1981·24 cites·26 claims
- 0387US7115359B2Photothermographic materialKONICA MINOLTA MED & GRAPHIC·Filed 2004·Granted Oct 3, 2006·10 cites·17 claims
- 0485US5279920ASilver halide photographic light sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted Jan 18, 1994·15 cites·8 claims
- 0581US5057406ASilver halide photographic materialKONISHIROKU PHOTO IND·Filed 1989·Granted Oct 15, 1991·15 cites·26 claims
- 0681US4304844AMethod for forming a cyan dye imageFUJIMATSU WATARU·Filed 1980·Granted Dec 8, 1981·20 cites·17 claims
- 0779US5340707ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1993·Granted Aug 23, 1994·11 cites·9 claims
- 0871US5424170ASilver halide photographic light sensitive materialKONISHIROKU PHOTO IND·Filed 1994·Granted Jun 13, 1995·8 cites·8 claims
- 0971US5158856ASilver halide photographic light-sensitive material capable of providing a high contrast imageKONISHIROKU PHOTO IND·Filed 1992·Granted Oct 27, 1992·8 cites·16 claims
- 1064US5283158ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted Feb 1, 1994·6 cites·7 claims
- 1164US4362810AMethod for forming a cyan dye imageKONISHIROKU PHOTO IND·Filed 1981·Granted Dec 7, 1982·9 cites·6 claims
- 1259US4977063ASilver halide photographic light-sensitive material capable of obtaining high contrast imagesKONISHIROKU PHOTO IND·Filed 1989·Granted Dec 11, 1990·5 cites·15 claims
- 1353US4368257AMethod for forming a cyan dye imageKONISHIROKU PHOTO IND·Filed 1981·Granted Jan 11, 1983·6 cites·8 claims
- 1448US5290669ASilver halide color photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted Mar 1, 1994·3 cites·13 claims
- 1548US5221593ASilver halide photographic materials containing novel nucleating agentKONISHIROKU PHOTO IND·Filed 1991·Granted Jun 22, 1993·3 cites·7 claims
- 1642US5208137ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted May 4, 1993·2 cites·7 claims
- 1741US4071365ASilver halide emulsion containing two-equivalent yellow dye-forming couplerMITSUBISHI PAPER MILLS LTD·Filed 1976·Granted Jan 31, 1978·1 cites·10 claims
- 1840US7202019B2Photothermographic imaging materialKONICA MINOLTA HOLDINGS INC·Filed 2003·Granted Apr 10, 2007·0 cites·36 claims
- 1939US4078936ASilver halide emulsion containing two-equivalent yellow couplerMITSUBISHI PAPER MILLS LTD·Filed 1976·Granted Mar 14, 1978·2 cites·10 claims
- 2035US5370980ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1993·Granted Dec 6, 1994·1 cites·8 claims
- 2134US5324625ASilver halide color photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted Jun 28, 1994·1 cites·3 claims
- 2232US5667960AMethod for hardening gelatin and silver halide photographic light sensitive materials employing the methodKONISHIROKU PHOTO IND·Filed 1996·Granted Sep 16, 1997·0 cites·10 claims
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