Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4682036 | Gamma ray compensation-type neutron ionization chamber | Naoaki Wakayama, Shinji Fukakusa, Toshimasa Tomoda | 1987-07-21 |
| 4379248 | Ionization chamber having coaxially arranged cylindrical electrodes | Naoki Wakayama, Toshimasa Tomoda, Hiroji Tanaka | 1983-04-05 |
| 4228355 | Method for shortening response time of logarithmic measuring apparatus | Naoaki Wakayama, Toshiyuki Iida | 1980-10-14 |