Inventor · disambiguated record
Michio Kawai
Also filed as: KAWAI MICHIO
20 granted patents·188 citations·filing 1976–1999
95Inventor score
Files withSEIKOSHA KK10MITSUBISHI CHEM CORP3MITSUBISHI CHEM IND3KAO CORP1MITSUBISHI GAS CHEMICAL CO1
Top patents by PatentIndex Score
20 records- 0174US5681879AFlame-retardant polyester resin compositionMITSUBISHI CHEM CORP·Filed 1995·Granted Oct 28, 1997·28 cites·10 claims
- 0264US4117821AEngine starting systemNISSAN MOTOR·Filed 1976·Granted Oct 3, 1978·17 cites·9 claims
- 0361US5128529AAutofocusing device with improved distance focusing accuracySEIKOSHA KK·Filed 1989·Granted Jul 7, 1992·20 cites·5 claims
- 0460US5371691ADevice for correcting characteristic errors of a cameraSEIKOSHA KK·Filed 1991·Granted Dec 6, 1994·10 cites·13 claims
- 0559US5008695ARangefinder for cameraSEIKOSHA KK·Filed 1989·Granted Apr 16, 1991·19 cites·14 claims
- 0655US4954861AMethod of driving multiple flash rangefinderSEIKOSHA KK·Filed 1989·Granted Sep 4, 1990·17 cites·6 claims
- 0752US5292607AElectrophotographic photoreceptor containing polycarbonate resin as a binder and method for preparation thereofMITSUBISHI CHEM IND·Filed 1992·Granted Mar 8, 1994·9 cites·16 claims
- 0849US4277378ADetergent compositions containing partially neutralized alkyl or alkenyl succinic acidKAO CORP·Filed 1980·Granted Jul 7, 1981·12 cites·7 claims
- 0945US5378567APolycarbonate binder resin and electrophotographic photoconductor containing the sameMITSUBISHI CHEM IND·Filed 1993·Granted Jan 3, 1995·7 cites·10 claims
- 1044US4929977AFlash photography changeover deviceSEIKOSHA KK·Filed 1989·Granted May 29, 1990·4 cites·10 claims
- 1141US6255436B1Aromatic polycarbonateMITSUBISHI CHEM CORP·Filed 1999·Granted Jul 3, 2001·7 cites·6 claims
- 1240US4794158ATransparent copolyamide from bis(3-methyl-4-amino-cyclohexyl)methaneMITSUBISHI CHEM IND·Filed 1987·Granted Dec 27, 1988·5 cites·6 claims
- 1339US6187896B1Aromatic polycarbonate compositionMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Feb 13, 2001·5 cites·8 claims
- 1439US5327070APower supply circuit for driving a light emitting elementSEIKOSHA KK·Filed 1992·Granted Jul 5, 1994·7 cites·9 claims
- 1536US5389996ADistance measuring device for a cameraSEIKOSHA KK·Filed 1993·Granted Feb 14, 1995·6 cites·15 claims
- 1631US5831963AOptical recording medium having zones wherein the number of sectors per track is constant and method of injection-molding the sameMITSUBISHI CHEM CORP·Filed 1997·Granted Nov 3, 1998·2 cites·19 claims
- 1730US5614984ADistance measuring deviceSEIKOSHA KK·Filed 1995·Granted Mar 25, 1997·5 cites·12 claims
- 1830US5146262AAuto focus cameraSEIKOSHA KK·Filed 1989·Granted Sep 8, 1992·0 cites·2 claims
- 1930US5097262AAnalog-to-digital converter for cameraSEIKOSHA KK·Filed 1987·Granted Mar 17, 1992·2 cites·5 claims
- 2027US5610680ADistance measuring apparatus for a cameraSEIKO PRECISON INC·Filed 1995·Granted Mar 11, 1997·6 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →