Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE40928 | Optical pickup | Noriyuki Kawano, Kouichi Ogura, Yoshio Saito | 2009-10-06 |
| RE38648 | Magneto-optical recording/reproducing pickup head with a diffraction grating and a wollaston prism | Kazunori Hirose | 2004-11-09 |
| 6463019 | Optical pickup | Noriyuki Kawano, Kouichi Ogura, Yoshio Saito, Nobuo Uekusa, Hiroyuki Matsuura | 2002-10-08 |
| 6288984 | Optical pickup | Noriyuki Kawano, Kouichi Ogura, Yoshio Saito, Nobuo Uekusa, Hiroyuki Matsuura | 2001-09-11 |
| 6084834 | Optical pickup with a compact design | Noriyuki Kawano, Kouichi Ogura, Yoshio Saito | 2000-07-04 |
| 5877904 | Optical pickup | Noriyuki Kawano, Nobuo Uekusa, Hiroyuki Matsuura | 1999-03-02 |
| 5724337 | Optical pickup with a compact design | Noriyuki Kawano, Kouichi Ogura, Yoshio Saito, Nobuo Uekusa, Hiroyuki Matsuura | 1998-03-03 |
| 5508992 | Magneto-optical recording/reproducing pickup head with a diffraction grating and a wollaston prism | Kazunori Hirose | 1996-04-16 |