Inventor · disambiguated record
Chiharu Nishizawa
Also filed as: NISHIZAWA CHIHARU
23 granted patents·2 pending applications·322 citations·filing 1974–2022
96Inventor score
Top patents by PatentIndex Score
25 records- 0196US7118806B2Plastic molded product having photochromic characteristic and/or polarizing characteristicsMITSUBISHI GAS CHEMICAL CO·Filed 2001·Granted Oct 10, 2006·22 cites·12 claims
- 0292US6797383B2Synthetic resin laminate having both polarization characteristic and photochromism characteristicMITSUBISHI GAS CHEMICAL CO·Filed 2001·Granted Sep 28, 2004·45 cites·14 claims
- 0383US3953529AProcess for ortho-alkylation of phenol compoundsMITSUBISHI GAS CHEMICAL CO·Filed 1974·Granted Apr 27, 1976·32 cites·8 claims
- 0479US6618041B2Input device for injection molding machineNISSEI PLASTICS IND CO·Filed 2001·Granted Sep 9, 2003·25 cites·2 claims
- 0578US6986946B2Transparent synthetic resin laminate having photochromismMITSUBISHI GAS CHEMICAL CO·Filed 2001·Granted Jan 17, 2006·21 cites·18 claims
- 0674US6211268B1Polyoxymethylene resin compositionMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Apr 3, 2001·30 cites·5 claims
- 0765US6999823B2Power shut-off method for injection molding machineNISSEI PLASTICS IND CO·Filed 2003·Granted Feb 14, 2006·10 cites·12 claims
- 0865US6306352B1Oxygen generating materials, carbon dioxide absorbing materials, and transport system and transport method of live fishery productsMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Oct 23, 2001·20 cites·10 claims
- 0965US5326246AController for revising control parameters of a molding machineNISSEI PLASTICS IND CO·Filed 1992·Granted Jul 5, 1994·25 cites·18 claims
- 1060US6612259B2Oxygen generating materials, carbon dioxide absorbing materials, and transport system and transport method of live fishery productsMITSUBISHI GAS CHEMICAL CO·Filed 2001·Granted Sep 2, 2003·4 cites·2 claims
- 1159US2025153409A1Operation management system and operation management method for injection molding machineNISSEI PLASTICS IND CO·Filed 2022·Application pending·0 cites
- 1258US6720952B1Input device for injection molding machineNISSEI PLASTICS IND CO·Filed 1997·Granted Apr 13, 2004·29 cites·7 claims
- 1352US5230927AMethod for metal-plating resin molded articles and metal-plated resin molded articlesMITSUBISHI GAS CHEMICAL CO·Filed 1991·Granted Jul 27, 1993·17 cites·5 claims
- 1449US6704014B2Method of displaying velocities and pressures in display device for injection moldingNISSEI PLASTICS IND CO·Filed 2001·Granted Mar 9, 2004·3 cites·2 claims
- 1547US2004160423A1Input device for injection molding machineNISSEI PLASTICS IND CO·Filed 2004·Application pending·0 cites
- 1645US5185185AProcess of pretreatment of metal-plating resin molded articlesMITSUBISHI GAS CHEMICAL CO·Filed 1990·Granted Feb 9, 1993·14 cites·7 claims
- 1744US9855695B2Display device for production machineNISSEI PLASTICS IND CO·Filed 2012·Granted Jan 2, 2018·0 cites·14 claims
- 1844US6917851B2Data printing method for injection molding machineNISSEI PLASTICS IND CO·Filed 2002·Granted Jul 12, 2005·0 cites·7 claims
- 1941US4751022AHumidity-sensing component compositionMITSUBISHI GAS CHEMICAL CO·Filed 1987·Granted Jun 14, 1988·8 cites·8 claims
- 2040US4036861AProcess for producing a 2-tertiary-alkyl substituted anthraquinoneMITSUBISHI GAS CHEMICAL CO·Filed 1976·Granted Jul 19, 1977·5 cites·10 claims
- 2137US6002015AMethod of producing 1,2,4-triazoleMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Dec 14, 1999·2 cites·12 claims
- 2237US4305879AProcess for producing a 2-tertiary-alkyl substituted anthraquinonesMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Dec 15, 1981·1 cites·8 claims
- 2334US5942202AStabilized aqueous solution of hydrogen peroxideMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Aug 24, 1999·4 cites·9 claims
- 2434US5529477AMethod and apparatus for temperature correction of an injection molding machineNISSEI PLASTICS IND CO·Filed 1994·Granted Jun 25, 1996·5 cites·20 claims
- 2533US11809699B2Operation setting device and injection molding machineNISSEI PLASTICS IND CO·Filed 2020·Granted Nov 7, 2023·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →