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Processing method utilizing an apparatus to be sealed against workpiece |
Nobuharu Noji, Hiroshi Sobukawa, Koji Ono, Mutsumi Saito |
2006-08-29 |
| 6869890 |
Processing apparatus to be sealed against workpiece |
Nobuharu Noji, Hiroshi Sobukawa, Koji Ono, Mutsumi Saito |
2005-03-22 |
| 6761542 |
Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor |
Yoshinori Ojima, Kozo Matake, Genichi Sato, Yasushi Hisabe, Katsuaki Usui +1 more |
2004-07-13 |
| 6447271 |
Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor |
Yoshinori Ojima, Kozo Matake, Genichi Sato, Yasushi Hisabe, Katsuaki Usui +1 more |
2002-09-10 |
| 6183218 |
Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor |
Yoshinori Ojima, Kozo Matake, Genichi Sato, Yasushi Hisabe, Katsuaki Usui +1 more |
2001-02-06 |
| 5816782 |
Multistage positive-displacement vacuum pump |
Katsuaki Usui, Hiroaki Ogamino |
1998-10-06 |
| 5814913 |
Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor |
Yoshinori Ojima, Kozo Matake, Genichi Sato, Yasushi Hisabe, Katsuaki Usui +1 more |
1998-09-29 |
| 5779453 |
Vacuum pump motor arrangement having reduced heat generation |
Katsuaki Usui, Kozo Matake, Yoshinori Ojima, Genichi Sato, Yasushi Hisabe |
1998-07-14 |