Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371435 | Photoelectron emitting device having a photocathode made of photoelectric material | Keiichi Ohishi, Hideaki Suzuki, Hiroyuki Watanabe | 1994-12-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371435 | Photoelectron emitting device having a photocathode made of photoelectric material | Keiichi Ohishi, Hideaki Suzuki, Hiroyuki Watanabe | 1994-12-06 |