Assignee
OKUYAMA ATSUSHI
JP·2 granted patents·1 pending application·6 citations·filing 2005–2013
Top patents by PatentIndex Score
3 records- 0172US9057812B2Lens holder driving device capable of easily mounting upper elastic member to outer yokeOKUYAMA ATSUSHI·Filed 2013·Granted Jun 16, 2015·3 cites·17 claims
- 0261US8109637B2Wavelength-selective polarization conversion element for generating two light components having polarization directions and wavelength regions different from each other, illumination optical system, and image projection apparatus including the elementOKUYAMA ATSUSHI·Filed 2008·Granted Feb 7, 2012·3 cites·5 claims
- 0349US2005275807A1Color combining optical system and image projection apparatusOKUYAMA ATSUSHI·Filed 2005·Application pending·0 cites
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