Kunitsugu; Yasuhiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kunitsugu; Yasuhiro.The latest application filed is for "back-surface-incidence-type semiconductor light receiving element".
- Kunitsugu; Yasuhiro - Tokyo JP
| Patent | Date |
|---|---|
| Semiconductor light detecting element with grooved substrate Grant 8,519,501 - Tada , et al. August 27, 2 | 2013-08-27 |
| Back-surface-incidence-type Semiconductor Light Receiving Element App 20130062718 - TADA; Hitoshi ; et al. | 2013-03-14 |
| Semiconductor laser device including highly reflective coating film Grant 7,826,507 - Nishiguchi , et al. November 2, 2 | 2010-11-02 |
| Semiconductor Light-emitting Device App 20080273556 - Nishiguchi; Harumi ; et al. | 2008-11-06 |
| Semiconductor Laser Device App 20070280307 - Kunitsugu; Yasuhiro ; et al. | 2007-12-06 |
| Semiconductor laser devices Grant 7,106,775 - Matsuoka , et al. September 12, 2 | 2006-09-12 |
| Semiconductor laser device Grant 7,039,085 - Kunitsugu , et al. May 2, 2 | 2006-05-02 |
| Semiconductor laser device App 20040213314 - Kunitsugu, Yasuhiro ; et al. | 2004-10-28 |
| Semiconductor laser devices App 20040190576 - Matsuoka, Hiromasu ; et al. | 2004-09-30 |
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