Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5025448 | Method and apparatus for stabilizing frequency of semiconductor laser | Shoichi Sudo, Yoshihisa Sakai, Hiroshi Yasaka, Yuzo Yoshikuni, Itaru Yokohama +1 more | 1991-06-18 |
| 4597085 | Double-channel planar heterostructure semiconductor laser | Ikuo Mito, Kohroh Kobayashi | 1986-06-24 |