Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5367587 | Optical amplifier | Takashi Mizuochi, Tadayoshi Kitayama, Katsuhiro Shimizu, Kiwami Matsushita, Nobuyuki Takemura | 1994-11-22 |
EN
Eiichi Nakagawa
Overall (1994): #138,679 of 165,921Top 85%
1
Patents 1994