Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844838 | Method of treatment of radioactive liquid waste | Katsuyuki Ohtsuka | 1989-07-04 |
| 4827302 | Distance measurement apparatus for camera | — | 1989-05-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844838 | Method of treatment of radioactive liquid waste | Katsuyuki Ohtsuka | 1989-07-04 |
| 4827302 | Distance measurement apparatus for camera | — | 1989-05-02 |