Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4545741 | Vertical motor pump | Shunzoo Tomioka, Masaaki Nakano, Kousaku Shimizu, Hiroaki Yoda | 1985-10-08 |
| 4529209 | Hydraulic machine shaft seal with centrifugal removal of sand and soil particles | Katsutoshi Nii, Shunzo Tomioka | 1985-07-16 |
| 4508396 | Method of producing bearing component | Motomichi Doi, Katsutoshi Nii, Yoshiharu Yokota | 1985-04-02 |
| 4433432 | X-Ray tube apparatus | Katsutoshi Nii, Motomichi Doi, Minoru Kitsuya | 1984-02-21 |
| 4416555 | Bearing system for vertical type rotary machine | Shunzo Tomioka, Masanori Matsuo, Akira Hasegawa, Akira Kitamura | 1983-11-22 |
| 4376389 | Method of diagnosis of operating conditions of bearing and apparatus therefor | Tomoaki Inoue, Kazuo Ikeuchi, Tsuguaki Koga | 1983-03-15 |
| 4291926 | Guide bearing device | Shunzo Tomioka, Masanori Matsuo, Yosio Furukawa | 1981-09-29 |