Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077389 | Glass polarizer for visible light | Khaled Jabri, Atsushi Arai, Hiromichi Nishimura, Dai Takeda | 2011-12-13 |
| 8063999 | Glass polarizer and manufacturing method thereof | Khaled Jabri, Nobuhito Takeshima, Atsushi Arai, Hiromichi Nishimura, Toshiharu Yamashita | 2011-11-22 |
| 6795631 | Optical waveguide apparatus and method of producing the same | Shiro Takahashi, Hisanori Suzuki, Satoshi Kobayashi | 2004-09-21 |
| 5642345 | Recording/reproducing apparatus including frequency modulator for frequency-modulating digital-modulated signal and frequency demodulator for frequency-demodulating signal to obtain digital-modulated signal | Masaaki Kurebayashi, Nobuhiro Tokushuku, Makoto Miyamoto, Naomi Suzuki | 1997-06-24 |
| 5539710 | Video optical disk system compatible with both read only and writable optical disks having the same recording format | Nobuhiro Tokushuku, Masaaki Kurebayashi, Kouichi Moritani, Hitoshi Yanagihara, Katsuo Konishi +2 more | 1996-07-23 |
| 4941719 | Light scanning system | Takanori Hisada, Takesuke Maruyama, Masaharu Deguchi, Yoshifumi Honma, Yoshio Ariki +1 more | 1990-07-17 |
| 4551777 | Tracking servo system for magnetic recording and reproducing apparatus using flexible magnetic disk | Tadashi Saito, Shigemitsu Higuchi, Kazutoshi Konno, Tohru Sampei, Kenji Hayashi +1 more | 1985-11-05 |
| 4223285 | Elastic surface wave filter | Katashi Hazama, Jun Yamada | 1980-09-16 |
| 4201964 | Elastic surface wave device | Katashi Hazama, Jun Yamada, Hitoshi Yanagihara, Michiyori Miura | 1980-05-06 |