Oka; Kazuhiko
Patent Applications and Registrations
Patent applications and USPTO patent grants for Oka; Kazuhiko.The latest application filed is for "optical device having polarizer and retarders for spectroscopic polarimetry".
- Oka; Kazuhiko - Sapporo JP
- Oka; Kazuhiko - Hokkaido N/A JP
- Oka; Kazuhiko - Sapporo-shi JP
| Patent | Date |
|---|---|
| Optical device having polarizer and non-active retarders for spectroscopic polarimetry Grant 9,645,011 - Okabe , et al. May 9, 2 | 2017-05-09 |
| Compact snapshot polarimetry camera Grant 8,368,889 - Schwiegerling , et al. February 5, 2 | 2013-02-05 |
| Optical Device Having Polarizer And Retarders For Spectroscopic Polarimetry App 20110080586 - OKABE; HIRSOHI ; et al. | 2011-04-07 |
| Compact Snapshot Polarimetry Camera App 20100271475 - Schwiegerling; James T. ; et al. | 2010-10-28 |
| Measuring apparatus, measuring method, and characteristic measurement unit Grant 7,796,257 - Otani , et al. September 14, 2 | 2010-09-14 |
| Spectroscopic polarimetry Grant 7,623,236 - Oka , et al. November 24, 2 | 2009-11-24 |
| Examination System and Examination Method App 20090177098 - Yakubo; Kousuke ; et al. | 2009-07-09 |
| Measuring Apparatus, Measuring Method, and Characteristic Measurement Unit App 20090051916 - Otani; Yukitoshi ; et al. | 2009-02-26 |
| Imaging polarimetry Grant 7,336,360 - Oka , et al. February 26, 2 | 2008-02-26 |
| Imaging polarimetry App 20070030551 - Oka; Kazuhiko ; et al. | 2007-02-08 |
| Spectroscopic polarimetry App 20060238759 - Okabe; Hiroshi ; et al. | 2006-10-26 |
| Spectroscopic polarimetry App 20060170921 - Oka; Kazuhiko ; et al. | 2006-08-03 |
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