Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10113591 | Magnetic fluid sealing structure for high-speed rotation | Tomohisa Yamashita, Yuki Arai, Keisuke Yoshizawa, Yoshihisa Takano, Shinji Nishida | 2018-10-30 |
| 9721708 | High-temperature superconducting coil and method of manufacturing same | Katsutoshi Mizuno, Tomohisa Yamashita | 2017-08-01 |
| 5200074 | Ion-exchange apparatus having rotatable cartridges | Akira Suzuki, Shoichi Matsuda, Takanobu Inoue, Kimiaki Yasuda | 1993-04-06 |