Inventor · disambiguated record
Toshihiko Takano
Also filed as: TAKANO TOSHIHIKO
13 granted patents·1 pending application·102 citations·filing 1986–2015
89Inventor score
Top patents by PatentIndex Score
14 records- 0181US5345329APolarization-independent optical isolatorMITSUBISHI GAS CHEMICAL CO·Filed 1993·Granted Sep 6, 1994·46 cites·6 claims
- 0269US9618658B2Functional sheet with protective filmsMITSUBISHI GAS CHEMICAL CO·Filed 2014·Granted Apr 11, 2017·1 cites·11 claims
- 0359US9784895B2Colored low-polarizing films, colored low-polarizing sheets, and colored low-polarizing lenses, and methods thereofMITSUBISHI GAS CHEMICAL CO·Filed 2014·Granted Oct 10, 2017·1 cites·21 claims
- 0458US5011250AOptical harmonic generatorSHARP KK·Filed 1989·Granted Apr 30, 1991·18 cites·12 claims
- 0558US4722510AReversible temperature indicating materialsSHARP KK·Filed 1986·Granted Feb 2, 1988·14 cites·3 claims
- 0656US6636660B2Monochrometer and wavelength division multiplexer comprising said monochrometerMITSUBISHI GAS CHEMICAL CO·Filed 2001·Granted Oct 21, 2003·4 cites·2 claims
- 0750US10564325B2Protective film-attached functional sheetMITSUBISHI GAS CHEMICAL CO·Filed 2015·Granted Feb 18, 2020·0 cites·11 claims
- 0844US5073725AOptical harmonic generatorSHARP KK·Filed 1990·Granted Dec 17, 1991·13 cites·7 claims
- 0943US9897823B2Colored polarizing films, colored polarizing sheets, and colored polarizing lenses, and methods thereofMITSUBISHI GAS CHEMICAL CO·Filed 2013·Granted Feb 20, 2018·0 cites·25 claims
- 1037US2002003922A1Optical demultiplexer/multiplexerFiled 2001·Application pending·0 cites
- 1134US11231524B2Package of heat-bent polarizing sheet and injection-molded polarizing lensWINTEC INC·Filed 2015·Granted Jan 25, 2022·0 cites·20 claims
- 1229US6295150B1Wavelength division multiplexing deviceMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Sep 25, 2001·1 cites·6 claims
- 1329US5916402AMethod for manufacturing optical elementMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Jun 29, 1999·2 cites·7 claims
- 1427US5923800AOptical waveguide module having main-line waveguide and branch waveguides, and optical transmission device including such optical waveguide moduleMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Jul 13, 1999·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →