Masubuchi; Tomokazu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Masubuchi; Tomokazu.The latest application filed is for "projection optical system".
- Masubuchi; Tomokazu - Osaka JP
- Masubuchi; Tomokazu - Osaka-shi JP
| Patent | Date |
|---|---|
| Projection optical system Grant 7,880,972 - Imaoka , et al. February 1, 2 | 2011-02-01 |
| Projection type image display apparatus Grant 7,744,226 - Masubuchi , et al. June 29, 2 | 2010-06-29 |
| Projection optical system Grant 7,503,661 - Masubuchi , et al. March 17, 2 | 2009-03-17 |
| Projection Optical System App 20080273177 - IMAOKA; Masayuki ; et al. | 2008-11-06 |
| Projection optical system Grant 7,411,737 - Imaoka , et al. August 12, 2 | 2008-08-12 |
| Projection type image display apparatus App 20060221306 - Masubuchi; Tomokazu ; et al. | 2006-10-05 |
| Projection optical system App 20060152822 - Imaoka; Masayuki ; et al. | 2006-07-13 |
| Projection optical system App 20060114430 - Masubuchi; Tomokazu ; et al. | 2006-06-01 |
| Projection optical system and projecting apparatus provided with same Grant 7,012,758 - Masubuchi , et al. March 14, 2 | 2006-03-14 |
| Projection Optical System And Projecting Apparatus Provided With Same App 20050286136 - Masubuchi, Tomokazu ; et al. | 2005-12-29 |
| Polarization beam splitter Grant 6,791,750 - Masubuchi , et al. September 14, 2 | 2004-09-14 |
| Projection optical system and projector using the same Grant 6,789,902 - Hayashi , et al. September 14, 2 | 2004-09-14 |
| Rear projection optical system Grant 6,761,458 - Sakata , et al. July 13, 2 | 2004-07-13 |
| Polarization beam splitter App 20040061937 - Masubuchi, Tomokazu ; et al. | 2004-04-01 |
| Projection optical system and projector using the same App 20030151725 - Hayashi, Kohtaro ; et al. | 2003-08-14 |
| Rear projection optical system App 20030011753 - Sakata, Shigeyoshi ; et al. | 2003-01-16 |
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