Issued Patents 1989
Showing 1–3 of 3 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, Hideaki Nakane, Yukiko Ogura | 1989-10-17 |
| 4875013 | High-frequency coil for nuclear magnetic imaging | Yoshiki Murakami, Etsuji Yamamoto, Hideki Kohno | 1989-10-17 |
| 4825163 | Quadrature probe for nuclear magnetic resonance | Etsuji Yamamoto, Yoshiki Murakami, Hideki Kohno | 1989-04-25 |