Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870280 | Radiation detector | Takaji Yamashita, Hiroshi Uchida | 1989-09-26 |
| 4823016 | Scintillation detector for three-dimensionally measuring the gamma-ray absorption position and a positron CT apparatus utilizing the scintillation detector | Takaji Yamashita, Hiroshi Uchida, Keiji Shimizu | 1989-04-18 |