Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866337 | Image pick-up tube with electrostatic deflecting electrode structure | Masanori Maruyama, Kentaro Oku, Shinichi Kato, Mitsuhiro Kurashige | 1989-09-12 |
| 4833365 | Electron gun structure for converging electron beams | Shoji Shirai, Hidemasa Komoro, Yoshiaki Takahashi, Kazuo Majima | 1989-05-23 |