Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9708498 | Azo compound, ink containing azo compound, display including said ink and electronic paper | Yasushi Shiga, Yuki Tanaka, Mitsuya Aoba, Mio Ishida | 2017-07-18 |
| 7675954 | Semiconductor laser device | Tohru Takiguchi, Toshio Tanaka, Yutaka Mihashi | 2010-03-09 |
| 7187701 | Ridge waveguide semiconductor laser | Yutaka Mihashi, Tohru Takiguchi, Toshio Tanaka, Yoshihiko Hanamaki, Nobuyuki Tomita | 2007-03-06 |
| 6384955 | Light modulator | Hitoshi Tada | 2002-05-07 |
| 6282009 | Light modulator and method of manufacturing the light modulator | Hitoshi Tada | 2001-08-28 |
| 5596592 | Semiconductor laser device | Yoriko Tanigami, Akira Takemoto | 1997-01-21 |
| 5420066 | Method for producing semiconductor laser device using etch stop layer | Akihiro Shima, Takeshi Miura, Norio Hayafuji | 1995-05-30 |
| 5357535 | Semiconductor laser including an aluminum-rich AlGaAs etch stopping layer | Akihiro Shima, Takeshi Miura, Norio Hayafuji | 1994-10-18 |
| 5214663 | Semiconductor laser | Syoichi Kakimoto, Toshitaka Aoyagi, Kazuhisa Takagi | 1993-05-25 |
| 5146467 | Semiconductor laser device | Takashi Murakami | 1992-09-08 |