Inventor · disambiguated record
Katsumasa Yamazaki
Also filed as: YAMAZAKI KATSUMASA
19 granted patents·1 pending application·89 citations·filing 1985–2021
93Inventor score
Top patents by PatentIndex Score
20 records- 0184US5236819ALight-sensitive silver halide photographic material capable of producing a dye image with improved fastnessKONISHIROKU PHOTO IND·Filed 1991·Granted Aug 17, 1993·15 cites·7 claims
- 0279US10964898B2Protection sheet, display, and electronic apparatusJOLED INC·Filed 2019·Granted Mar 30, 2021·2 cites·12 claims
- 0377US5270156ASilver halide color photographic light sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted Dec 14, 1993·10 cites·9 claims
- 0473US4686176AMultilayer multi-color photographic materialKONISHIROKU PHOTO IND·Filed 1985·Granted Aug 11, 1987·12 cites·21 claims
- 0568US4639410ASilver halide color photographic light sensitive-materialKONISHIROKU PHOTO IND·Filed 1985·Granted Jan 27, 1987·11 cites·17 claims
- 0665US5238797ASilver halide color photographic light-sensitive material containing a 1-pentahalogenophenyl-substituted 5-pyrazolone colored magenta couplerKONISHIROKU PHOTO IND·Filed 1992·Granted Aug 24, 1993·6 cites·4 claims
- 0761US11678508B2Display and electronic apparatusJOLED INC·Filed 2021·Granted Jun 13, 2023·0 cites·14 claims
- 0860US12400901B2Conveyance hand with attraction padCANON KK·Filed 2021·Granted Aug 26, 2025·0 cites·13 claims
- 0956US6174658B1Silver halide light-sensitive photographic materialKONISHIROKU PHOTO IND·Filed 1998·Granted Jan 16, 2001·3 cites·10 claims
- 1055US5284742ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted Feb 8, 1994·4 cites·10 claims
- 1152US4762778ASilver halide photographic light sensitive materialKONISHIROKU PHOTO IND·Filed 1987·Granted Aug 9, 1988·6 cites·3 claims
- 1249US5252446ASilver halide color photographic light-sensitive material comprising a 1-pentachlorinated phenyl-5-pyrazolone coupler and specific red sensitizing dyesKONISHIROKU PHOTO IND·Filed 1992·Granted Oct 12, 1993·3 cites·6 claims
- 1348US5275926ASilver halide color photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted Jan 4, 1994·3 cites·10 claims
- 1447US5914224ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1997·Granted Jun 22, 1999·2 cites·8 claims
- 1546US6777175B2Silver halide photographic material for direct observation and ink-jet recording sheetKONISHIROKU PHOTO IND·Filed 2003·Granted Aug 17, 2004·0 cites·10 claims
- 1646US2009141391A1Disk drive device and clearance control method thereofKURAMOTO KENICHI·Filed 2008·Application pending·0 cites
- 1744US4670375ALight-sensitive silver halide color photographic material having extended exposure range and improved graininess and stability to processing and timeKONISHIROKU PHOTO IND·Filed 1985·Granted Jun 2, 1987·10 cites·14 claims
- 1836US5364753ASilver halide color photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted Nov 15, 1994·1 cites·7 claims
- 1930USH1429HSilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1992·Granted Apr 4, 1995·0 cites·2 claims
- 2026US6174660B1Silver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1999·Granted Jan 16, 2001·1 cites·10 claims
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