Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5625637 | Surface emitting semiconductor laser and its manufacturing process | Katsumi Mori, Tatsuya Asaka | 1997-04-29 |
| 5623509 | Semiconductor laser and light-sensing device using the same | Osamu Yokoyama, Hiroaki Nomura | 1997-04-22 |
| 5621750 | Surface emission type semiconductor laser, method and apparatus for producing the same | Katsumi Mori, Takayuki Kondo, Tatsuya Asaka | 1997-04-15 |
| 5587335 | Method of making surface emission type semiconductor laser | Katsumi Mori, Tatsuya Asaka, Takayuki Kondo | 1996-12-24 |
| 5537666 | Surface emission type semiconductor laser | Katsumi Mori, Tatsuya Asaka, Takayuki Kondo | 1996-07-16 |
| 5436876 | Optical head and optical memory device | Osamu Yokoyama, Masatoshi Yonekubo, Hidefumi Sakata, Takashi Takeda, Tetsuya Seki +1 more | 1995-07-25 |
| 5436922 | Surface emission type semiconductor laser | Katsumi Mori, Tatsuya Asaka, Takayuki Kondo | 1995-07-25 |
| 5404369 | Surface emission type semiconductor laser | Katsumi Mori, Tatsuya Asaka, Takayuki Kondo | 1995-04-04 |
| 5375133 | Surface emitting semiconductor laser and method of manufacture | Katsumi Mori, Tatsuya Asaka | 1994-12-20 |
| 5356832 | Method of making surface emission type semiconductor laser | Katsumi Mori, Tatsuya Asaka | 1994-10-18 |
| 5317584 | Surface emission type semiconductor laser | Katsumi Mori, Tatsuya Asaka, Takayuki Kondo | 1994-05-31 |
| 5295148 | Surface emission type semiconductor laser | Katsumi Mori, Tatsuya Asaka, Takayuki Kondo | 1994-03-15 |
| 5194119 | Method of anisotropic dry etching of thin film semiconductors | Tetsuya Seki | 1993-03-16 |
| 5182757 | Surface emission type semiconductor laser | Katsumi Mori, Tatsuya Asaka | 1993-01-26 |
| 5181221 | Surface emission type semiconductor laser | Katsumi Mori, Tatsuya Asaka | 1993-01-19 |
| 5181219 | Surface emission type semiconductor laser | Katsumi Mori, Tatsuya Asaka | 1993-01-19 |
| 5179566 | Light-generating device and method of fabricating same | Yasuji Yamazaki, Katsuhiko Teraishi | 1993-01-12 |
| 4856013 | Semiconductor laser having an active layer and cladding layer | Yoshifumi Tsunekawa | 1989-08-08 |
| 4675264 | Electrophotographic sensitive member with amorphous Si barrier layer | Takao Kawamura, Naooki Miyamoto, Yasuo Nishiguchi | 1987-06-23 |
| 4666808 | Amorphous silicon electrophotographic sensitive member | Takao Kawamura, Naooki Miyamoto, Yasuo Nishiguchi | 1987-05-19 |