Kurahashi; Hajime
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kurahashi; Hajime.The latest application filed is for "proximity-type imaging device and imaging filter".
- Kurahashi; Hajime - Sano JP
- KURAHASHI; Hajime - Sano-shi JP
- Kurahashi; Hajime - Tochigi JP
| Patent | Date |
|---|---|
| Proximity-type imaging device and imaging filter Grant 8,148,671 - Kurahashi April 3, 2 | 2012-04-03 |
| Imaging device Grant 8,080,776 - Kurahashi , et al. December 20, 2 | 2011-12-20 |
| Proximity-type Imaging Device And Imaging Filter App 20100264297 - KURAHASHI; Hajime | 2010-10-21 |
| Wave plate Grant 7,715,301 - Ryu , et al. May 11, 2 | 2010-05-11 |
| Imaging Device App 20090294634 - Kurahashi; Hajime ; et al. | 2009-12-03 |
| Imaging Filter App 20090244711 - Yokoyama; Iwao ; et al. | 2009-10-01 |
| Polarizing filter, and method for fabricating same Grant 7,538,944 - Matsuba , et al. May 26, 2 | 2009-05-26 |
| Polarizing Filter, And Method For Fabricating Same App 20080018996 - Matsuba; Takahiko ; et al. | 2008-01-24 |
| Diffraction Device App 20070229955 - Kawamura; Yoshiji ; et al. | 2007-10-04 |
| Complex optical element and method for manufacturing thereof Grant 7,196,854 - Komiya , et al. March 27, 2 | 2007-03-27 |
| Optical Element, And Optical Pickup App 20070053271 - Ryu; Homin ; et al. | 2007-03-08 |
| Optical data recording/reproducing device App 20060171691 - Kurahashi; Hajime ; et al. | 2006-08-03 |
| Complex optical element and method for manufacturing thereof App 20050083586 - Komiya, Keiji ; et al. | 2005-04-21 |
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