Inventor · disambiguated record
Masaaki Sunohara
Also filed as: SUNOHARA MASAAKI
18 granted patents·3 pending applications·362 citations·filing 1981–2007
95Inventor score
Top patents by PatentIndex Score
21 records- 0189US5171348ADie for press-molding optical elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Dec 15, 1992·48 cites·26 claims
- 0287US5015280AMold for molding optical elementsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted May 14, 1991·38 cites·9 claims
- 0381US4583102AOptical disc and method of manufacturingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Apr 15, 1986·23 cites·20 claims
- 0477US6426091B1Sustained-release theophylline tabletNIKKEN CHEMICALS CO LTD·Filed 1998·Granted Jul 30, 2002·45 cites·13 claims
- 0574US5188652AMachine for molding optical elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Feb 23, 1993·27 cites·11 claims
- 0673US5032160AMethod of press molding lens materialMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Jul 16, 1991·28 cites·9 claims
- 0772US5120343AApparatus for producing optical glass elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Jun 9, 1992·21 cites·2 claims
- 0869US5087279AMethod of producing optical glass element and production apparatus using this methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Feb 11, 1992·18 cites·13 claims
- 0961US5322541AMethod of producing glass blankMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Jun 21, 1994·16 cites·4 claims
- 1061US5201927AMethod of producing the optical elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Apr 13, 1993·17 cites·14 claims
- 1157US5160361AMethod of manufacturing optical elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Nov 3, 1992·14 cites·7 claims
- 1253US4849151AMethod of molding plastic and injection compression molding apparatus using elongatable tie barsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Jul 18, 1989·15 cites·12 claims
- 1349US5718850AMethod and device for manufacturing optical elementsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Feb 17, 1998·12 cites·12 claims
- 1449US4927247AObjective lens for optical disk system and optical head using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted May 22, 1990·12 cites·7 claims
- 1546US2004232573A1Mold plate suction jig molding metal mold dissembling/assembling apparatus and disassembling/assembling methodFiled 2002·Application pending·0 cites
- 1640US2010271706A1Optical member and optical system, optical unit and optical device including the optical memberPANASONIC CORP·Filed 2007·Application pending·0 cites
- 1738US5965069AMethod for making optical preforms and optical elements by pressMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Oct 12, 1999·8 cites·27 claims
- 1838US2006073626A1Method for producing optical element, optical element, and optical element arrayMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 1937US4427353AUpright injection-compression pressing machine for the manufacture of information carrier discsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Jan 24, 1984·10 cites·7 claims
- 2036US6007746AMethod for manufacturing preforms used in molding optical elements and method for manufacturing and molding optical elementsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Dec 28, 1999·5 cites·19 claims
- 2136US4701770ASubstrate for an optical discMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Oct 20, 1987·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →