Katsumata; Yohei
Patent Applications and Registrations
Patent applications and USPTO patent grants for Katsumata; Yohei.The latest application filed is for "light source device and projection display apparatus".
- Katsumata; Yohei - Osaka JP
| Patent | Date |
|---|---|
| Light source device and projection display apparatus Grant 10,845,578 - Okuno , et al. November 24, 2 | 2020-11-24 |
| Light Source Device And Projection Display Apparatus App 20200249449 - Kind Code | 2020-08-06 |
| Projection image display apparatus for reducing unnecessary light in the projected image Grant 10,136,113 - Katsumata , et al. November 20, 2 | 2018-11-20 |
| Phosphor wheel device and projector-type image display apparatus Grant 10,036,944 - Katsumata , et al. July 31, 2 | 2018-07-31 |
| Phosphor Wheel Device And Projector-type Image Display Apparatus App 20170269463 - KATSUMATA; Yohei ; et al. | 2017-09-21 |
| Projection Image Display Apparatus App 20170208302 - KATSUMATA; YOHEI ; et al. | 2017-07-20 |
| Light source device and projection type display apparatus employing same light source device Grant 9,255,691 - Motoya , et al. February 9, 2 | 2016-02-09 |
| Light Source Device And Projection Type Display Apparatus Employing Same Light Source Device App 20130286359 - MOTOYA; Atsushi ; et al. | 2013-10-31 |
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