Inventor · disambiguated record
Kaoru Iwata
Also filed as: IWATA KAORU
19 granted patents·4 pending applications·478 citations·filing 1973–2017
96Inventor score
Top patents by PatentIndex Score
23 records- 0192US5196147AOrganic nonlinear optical substanceTEIJIN LTD·Filed 1989·Granted Mar 23, 1993·35 cites·11 claims
- 0289US6388032B1Cyclic olefin polymer containing little catalyst residueBAYER AG·Filed 1998·Granted May 14, 2002·66 cites·32 claims
- 0388US5695694AMethod of producing an acylated cellulose filmTEIJIN LTD·Filed 1995·Granted Dec 9, 1997·65 cites·21 claims
- 0484US3946033AProcess for the preparation of hydantoin derivativesTEIJIN LTD·Filed 1973·Granted Mar 23, 1976·14 cites·11 claims
- 0582US5958305AFilm of aromatic polyethersulfone, process for the production thereof, and solution composition for the production thereofTEIJIN LTD·Filed 1998·Granted Sep 28, 1999·30 cites·7 claims
- 0682US5645766AFilm of aromatic polyethersulfone process for the production thereof and solution composition for the production thereofTEIJIN LTD·Filed 1995·Granted Jul 8, 1997·31 cites·15 claims
- 0782US4266053AMelamine group-containing (meth)acrylateTEIJIN LTD·Filed 1979·Granted May 5, 1981·32 cites·4 claims
- 0876US4414254ASelective light-transmitting laminated structureTEIJIN LTD·Filed 1981·Granted Nov 8, 1983·47 cites·17 claims
- 0974US5561180APolycarbonate film for optical purposes and a production process thereofTEIJIN LTD·Filed 1995·Granted Oct 1, 1996·28 cites·3 claims
- 1073US6881453B2Optical filmBAYER AG·Filed 2001·Granted Apr 19, 2005·16 cites·19 claims
- 1172US5009986ANaphthalocyanine based compound and optical recording medium containing the sameTEIJIN LTD·Filed 1990·Granted Apr 23, 1991·22 cites·12 claims
- 1271US5478518APolycarbonate film for optical purposes and a production process thereofTEIJIN LTD·Filed 1994·Granted Dec 26, 1995·26 cites·4 claims
- 1369US5759449AFilm of aromatic polyethersulfone, process for the production thereof, and solution composition for the production thereofTEIJIN LTD·Filed 1997·Granted Jun 2, 1998·29 cites·10 claims
- 1462US6476153B2Process for producing hydrogenated α-olefin-dicyclopentadiene copolymer, method for molding the same and optical materialTEIJIN LTD·Filed 2001·Granted Nov 5, 2002·5 cites·28 claims
- 1562US6232407B1Process for producing hydrogenated α-olefin-dicyclopentadiene copolymer, method for molding the same and optical materialTEIJIN LTD·Filed 1999·Granted May 15, 2001·15 cites·8 claims
- 1648US11794257B2Cutting insert and cutting toolKYOCERA CORP·Filed 2017·Granted Oct 24, 2023·0 cites·20 claims
- 1744US6191243B1α-olefin-cycloolefin copolymers and process for their productionTEIJIN LTD·Filed 1998·Granted Feb 20, 2001·11 cites·26 claims
- 1842US5268478ASulfur compound-coordinate bonded organic coloring matter, compositions of same, and photorecording media containing sameTEIJIN LTD·Filed 1991·Granted Dec 7, 1993·5 cites·31 claims
- 1937US2003026936A1Hydrogenated styrene polymer and optical-disk substrateFiled 2000·Application pending·0 cites
- 2036US2004077795A1Hydrogenated styrene-conjugated diene/styrene block copolymer and process for production thereofFiled 2002·Application pending·0 cites
- 2134US2003170564A1Optical recording medium and substrate for use thereinFiled 2001·Application pending·0 cites
- 2232US4495343AVisible light-sensitive polyester polymer and visible light-sensitive resin composition containing said polymerTEIJIN LTD·Filed 1983·Granted Jan 22, 1985·1 cites·13 claims
- 2329US2003139535A1Process for producing hydrogenated unsaturated ring-containing hydrocarbon polymerFiled 2001·Application pending·0 cites
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