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Patent applications and USPTO patent grants for Kaiwa; Kazumasa.The latest application filed is for "light source device, method of producing the same, and display apparatus".
Patent | Date |
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Light source device, method of producing the same, and display apparatus Grant 7,015,632 - Kobayashi , et al. March 21, 2 | 2006-03-21 |
Light source device, method of producing the same, and display apparatus App 20030062814 - Kobayashi, Tetsuya ;   et al. | 2003-04-03 |
Liquid crystal display device having an optimized ridged layer to improve luminosity Grant 5,550,657 - Tanaka , et al. August 27, 1 | 1996-08-27 |
Backlight for an electronic display Grant 5,040,098 - Tanaka , et al. August 13, 1 | 1991-08-13 |
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