Inventor · disambiguated record
Narutoshi Hayashi
Also filed as: HAYASHI NARUTOSHI
20 granted patents·7 pending applications·253 citations·filing 1993–2012
95Inventor score
Files withSUMITOMO CHEMICAL CO21MATSUMOTO KOJI1MATSUOKA YOSHIKI1OKURA INDUSTRIAL CO LTD1SUMITOMOCHEMICAL COMPANY LTD1
Top patents by PatentIndex Score
27 records- 0188US6399752B1Polyazo compound or salt thereof and dye-based polarization film containing the sameSUMITOMO CHEMICAL CO·Filed 2001·Granted Jun 4, 2002·28 cites·11 claims
- 0285US6606136B2Iodine-type polarizing plate enables neutral white in white display and neutral black in black displaySUMITOMO CHEMICAL CO·Filed 2001·Granted Aug 12, 2003·31 cites·5 claims
- 0384US6699976B2Polyazo compound or salt thereof and dye-based polarization film containing the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted Mar 2, 2004·19 cites·8 claims
- 0477US6277966B2Azo-compounds and dye polarizing films containing themSUMITOMOCHEMICAL COMPANY LTD·Filed 2000·Granted Aug 21, 2001·13 cites·7 claims
- 0577US6166793AReflective liquid crystal display with angularly selective light diffuser directly on reflectorSUMITOMO CHEMICAL CO·Filed 1998·Granted Dec 26, 2000·51 cites·17 claims
- 0674US7070715B2Disazo compound or salt thereof and polarizing film using the sameSUMITOMO CHEMICAL CO·Filed 2003·Granted Jul 4, 2006·8 cites·5 claims
- 0772US6235064B1Dye containing polarizing filmSUMITOMO CHEMICAL CO·Filed 1994·Granted May 22, 2001·13 cites·8 claims
- 0869US6204903B1Reflector, reflective polarizing plate and reflective liquid crystal displaySUMITOMO CHEMICAL CO·Filed 1996·Granted Mar 20, 2001·38 cites·18 claims
- 0960US6965473B2Polarizing plate and liquid crystal display device using the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted Nov 15, 2005·5 cites·9 claims
- 1059US7136225B2Polarizing plate and method for producing the sameOKURA INDUSTRIAL CO LTD·Filed 2002·Granted Nov 14, 2006·8 cites·11 claims
- 1158US9638850B2Polarizer, process for preparing the same, optical member and liquid crystal displaying apparatusMATSUOKA YOSHIKI·Filed 2012·Granted May 2, 2017·1 cites·10 claims
- 1258US5700296AAzo compound and a polarizing film containing the sameSUMITOMO CHEMICAL CO·Filed 1996·Granted Dec 23, 1997·23 cites·26 claims
- 1357US6583929B2Light-polarizing filmSUMITOMO CHEMICAL CO·Filed 2002·Granted Jun 24, 2003·4 cites·13 claims
- 1455US8012383B2Method for producing polarizing filmSUMITOMO CHEMICAL CO·Filed 2002·Granted Sep 6, 2011·1 cites·6 claims
- 1550US7276268B2Poly-azo compound, and polarization film having said compoundSUMITOMO CHEMICAL CO·Filed 2004·Granted Oct 2, 2007·1 cites·5 claims
- 1645US7450305B2Polarizing plate and liquid crystal display device using the sameSUMITOMO CHEMICAL CO·Filed 2004·Granted Nov 11, 2008·0 cites·6 claims
- 1742US2004218117A1Polarizer, process for preparing the same, optical member and liquid crystal displaying apparatusSUMITOMO CHEMICAL CO·Filed 2004·Application pending·0 cites
- 1841US2005117219A1Iodine type polarizing film, method of producing the same and polarizer using the sameSUMITOMO CHEMICAL CO·Filed 2004·Application pending·0 cites
- 1940US8518474B2Method for producing iodine type polarizing filmMATSUMOTO KOJI·Filed 2002·Granted Aug 27, 2013·0 cites·9 claims
- 2040US2006039069A1Polarized light separating element embedded with thin metallic wireSUMITOMO CHEMICAL CO·Filed 2005·Application pending·0 cites
- 2140US2003174398A1Polarizing plate and its production methodFiled 2003·Application pending·0 cites
- 2239US2005264726A1Polarizing plateSUMITOMO CHEMICAL CO·Filed 2005·Application pending·0 cites
- 2338US2004218118A1Dye type polarizing film and dye type polarizerSUMITOMO CHEMICAL CO·Filed 2004·Application pending·0 cites
- 2436US2002193515A1Polarization film containing a monoazo compound or saltFiled 2002·Application pending·0 cites
- 2533US6522468B2Light-polarizing filmSUMITOMO CHEMICAL CO·Filed 1999·Granted Feb 18, 2003·3 cites·2 claims
- 2632US5480977ADisazo dyes having aminobenzoylamino groupSUMITOMO CHEMICAL CO·Filed 1993·Granted Jan 2, 1996·3 cites·5 claims
- 2731US5659020ATetrakisazo compound and a polarizing film containing the sameSUMITOMO CHEMICAL CO·Filed 1995·Granted Aug 19, 1997·3 cites·15 claims
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