Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8076781 | Semiconductor device and manufacturing method of the same | Yoshimasa Amatatsu, Minoru Akaishi, Satoshi Onai, Yoshiaki Sano, Akira Yamane | 2011-12-13 |
| 8013442 | Semiconductor device and manufacturing method thereof | Yoshimasa Amatatsu, Minoru Akaishi, Satoshi Onai, Yoshiaki Sano, Akira Yamane | 2011-09-06 |
| 7473945 | Optical semiconductor integrated circuit device | Tsuyoshi Takahashi, Akira Hatsugai | 2009-01-06 |
| 7235418 | Manufacturing method of optical semiconductor integrated circuit device | Tsuyoshi Takahashi, Akira Hatsugai | 2007-06-26 |
| 7067347 | Method of manufacturing optical semiconductor integrated circuit device | Tsuyoshi Takahashi, Akira Hatsugai | 2006-06-27 |
| 4887273 | Intercalation compound and generator of coherent radiation using the same | Kiichi Komatsubara, Seiichi Tanuma, Toshio Katsuyama | 1989-12-12 |