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Patent applications and USPTO patent grants for Komatsu; Tokutaro.The latest application filed is for "surface light source device and prism sheet".
Patent | Date |
---|---|
Surface Light Source Device And Prism Sheet App 20100220498 - Awano; Yasuhiko ;   et al. | 2010-09-02 |
Diffraction type light-condensing film and planar light source device using the same Grant 7,688,511 - Komatsu , et al. March 30, 2 | 2010-03-30 |
Diffraction Type Light-condensing Film And Planar Light Source Device Using The Same App 20070211342 - Komatsu; Tokutaro ;   et al. | 2007-09-13 |
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