Issued Patents All Time
Showing 101–113 of 113 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6084716 | Optical substrate inspection apparatus | Yasushi Sanada, Toru Tojo, Mitsuo Tabata, Kyoji Yamashita, Noboru Kobayashi +3 more | 2000-07-04 |
| 5748658 | Semiconductor laser device and optical pickup head | Hideyuki Nakanishi, Akira Ueno, Akio Yoshikawa | 1998-05-05 |
| 5729519 | Optical head including a semiconductor laser having a non-scatter area to diffuse incident light beams | Hideyuki Nakanishi, Akira Ueno, Akio Yoshikawa | 1998-03-17 |
| 5617435 | Lasing system with wavelength-conversion waveguide | Toru Takayama, Masahiro Kume, Akio Yoshikawa | 1997-04-01 |
| 5539767 | Semiconductor laser device | Hideyuki Nakanishi, Akira Ueno, Akio Yoshikawa | 1996-07-23 |
| 5517479 | Optical head including a semiconductor laser having a non-scatter incident area | Hideyuki Nakanishi, Akira Ueno, Akio Yoshikawa | 1996-05-14 |
| 5482573 | Magnetic material | Shinya Sakurada, Takahiro Hirai, Akihiko Tsutai, Masashi Sahashi, Tsutomu Yamashita | 1996-01-09 |
| 5481524 | Diffraction element and optical pick-up assembly | Akira Ueno, Hideyuki Nakanishi, Akio Yoshikawa | 1996-01-02 |
| 5478438 | Method of etching semiconductor substrate | Hideyuki Nakanishi, Akira Ueno, Akio Yoshikawa | 1995-12-26 |
| 5058011 | Radiant ray CT with view data interpolation | — | 1991-10-15 |
| 4841553 | Method of and apparatus for carrying out tomography | — | 1989-06-20 |
| 4825399 | Apparatus for Fourier transform | — | 1989-04-25 |
| 4452366 | Cargo containers | Fumio Koga | 1984-06-05 |