Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880965 | X-ray image intensifier having variable-size fluorescent crystals | Atsuya Yoshida | 1989-11-14 |
| 4847482 | X-ray image intensifier with columnar crystal phosphor layer | — | 1989-07-11 |
| 4837231 | Sintered non-oxide ceramic composite | Hidehiro Endo, Kei Tanemoto | 1989-06-06 |