Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6309788 | Process for producing toner | Yoshinori Tsuji, Minoru Ohmura, Hitoshi Kanda, Takeshi Tsujino | 2001-10-30 |
| 6147425 | Controllable magnetic bearing apparatus | Hirochika Ueyama | 2000-11-14 |
| 6123522 | Turbo molecular pump | Hirochika Ueyama | 2000-09-26 |
| 6044936 | Disk brake | Atsuo Matsumoto, Yoshiki Matsuzaki, Koji Mori, Shigeki Yoshimoto, Yousuke Igarashi +1 more | 2000-04-04 |
| 5826681 | Disk brake assembly with piston retraction seal | Atsuo Matsumoto | 1998-10-27 |