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Patent applications and USPTO patent grants for Oi; Kana.The latest application filed is for "collecting lens and multi-segment lens".
Patent | Date |
---|---|
Optical detection device, and apparatus using same Grant 9,000,378 - Oi , et al. April 7, 2 | 2015-04-07 |
Fresnel lens Grant 8,922,912 - Oi , et al. December 30, 2 | 2014-12-30 |
Fresnel lens Grant 08922912 - | 2014-12-30 |
Collecting lens and multi-segment lens Grant 8,810,928 - Oi , et al. August 19, 2 | 2014-08-19 |
Collecting Lens And Multi-segment Lens App 20130235479 - Oi; Kana ;   et al. | 2013-09-12 |
Fresnel Lens App 20130141800 - OI; Kana ;   et al. | 2013-06-06 |
Optical Detection Device, And Apparatus Using Same App 20130126739 - Oi; Kana ;   et al. | 2013-05-23 |
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