Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880986 | System for measuring radiation doses using fluorescent dosemeters | Junji Yamada, Yasushi Mawatari, Toru Ikegami, Koichi Nishio, Bertram Burgkhardt +2 more | 1989-11-14 |