Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875010 | Circuit for detecting AC magnetic field due to magnetic resonance with a variable resistance for noise suppression | Koichi Yokosawa, Etsuji Yamamoto, Masao Yabusaki, Yukiko Ogura | 1989-10-17 |
| 4866373 | Superconducting current detecting circuit employing DC flux parametron circuit | Yutaka Harada, Eiichi Goto, Ushio Kawabe, Nobuo Miyamoto, Mutsuko Hatano | 1989-09-12 |