Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5854870 | Short-wavelength laser light source | Sten Helmfrid, Kimio Tatsuno, Kazumi Kawamoto, Tetsuo Andou, Hiroshi Momiji +5 more | 1998-12-29 |
| 5734632 | Optical head using evanescent light and optical data recording/reproducing apparatus and method of using the same | Toshimichi Shintani | 1998-03-31 |
| 5715226 | Flying type optical head integrally formed with light source and photodetector and optical disk apparatus with the same | Takeshi Shimano, Yooji Maruyama, Hiroyuki Awano | 1998-02-03 |
| 5481386 | Flying type optical head integrally formed with light source and photodetector and optical disk apparatus with the same | Takeshi Shimano, Yooji Maruyama, Hiroyuki Awano | 1996-01-02 |
| 5412502 | Second harmonic generating element and the production method thereof | Satoshi Makio, Fumio Nitanda, Yasuhiro Furukawa, Kohei Ito, Masazumi Sato +1 more | 1995-05-02 |
| 5274727 | Second harmonic generator and method of fabrication thereof | Kazumi Kawamoto, Hiroshi Momiji, Yasuo Hira, Hidemi Sato, Atsuko Fukushima | 1993-12-28 |
| 5195070 | Optical information processing apparatus and optical pickup therefor | Masataka Shiba, Kazumi Kawamoto, Yasuo Hira, Akira Inagaki, Hidemi Sato +2 more | 1993-03-16 |
| 5191624 | Optical information storing apparatus and method for production of optical deflector | Kazumi Kawamoto, Naoya Kanda, Yasuo Hira, Hidemi Sato, Atsuko Fukushima +3 more | 1993-03-02 |
| 5187756 | Surface acoustic waveguide device and manufacturing method | Masataka Shiba, Akira Inagaki, Minoru Yoshida, Kazumi Kawamoto | 1993-02-16 |
| 5125740 | Method and apparatus for measuring optical constants of a thin film as well as method and apparatus for fabricating a thin film utilizing same | Hidemi Sato, Yasuo Hira, Atsuko Fukushima, Hiroshi Asao, Kazumi Kawamoto +1 more | 1992-06-30 |
| 5070488 | Optical integrated circuit and optical apparatus | Atsuko Fukushima, Yasuo Hira, Hidemi Sato, Kazumi Kawamoto, Masataka Shiba +1 more | 1991-12-03 |