Ogasawara; Yasuyuki
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ogasawara; Yasuyuki.The latest application filed is for "tunable wavelength filter formed by 2 lcds in series having opposite twist angles of n*.pi./2 and a dielectric mirror layer on each substrate".
- Ogasawara; Yasuyuki - Shizuoka-ken JP
| Patent | Date |
|---|---|
| Tunable wavelength filter formed by 2 lcds in series having opposite twist angles of n*.pi./2 and a dielectric mirror layer on each substrate Grant 5,592,314 - Ogasawara , et al. January 7, 1 | 1997-01-07 |
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