Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881124 | X-ray television apparatus | Hisatake Yokouchi, Fumitaka Takahashi | 1989-11-14 |
| 4809071 | Television camera device and x-ray television apparatus using the same | Hisatake Yokouchi, Masanori Maruyama, Fumitaka Takahashi | 1989-02-28 |