Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6057967 | Apparatus for extracting pattern features | Tomoichi Takahashi, Kazuyoshi Tateishi | 2000-05-02 |
| 5870490 | Apparatus for extracting pattern features | Tomoichi Takahashi, Kazuyoshi Tateishi | 1999-02-09 |
| 5504722 | Magneto-optic information storage system utilizing a TE/TM mode controlling laser diode | Hidenao Tanaka, Junichi Shimada, Yoshitada Katagiri, Yoshio Suzuki | 1996-04-02 |
| 5497390 | Polarization mode switching semiconductor laser apparatus | Hidenao Tanaka, Junichi Shimada, Yoshitada Katagiri, Yoshio Suzuki | 1996-03-05 |
| 4571715 | Optical head movable in a tracking direction | Kikuji Kato, Hiroo Ukita, Susumu Yonezawa | 1986-02-18 |
| 4437177 | Small-sized video or audio pickup device having a beam deflector disposed within a focusing device support | Susumu Yonezawa, Yoshiharu Tanaka | 1984-03-13 |