Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D505613 | Hook for small article | — | 2005-05-31 |
| D502858 | Lever handle for fittings | — | 2005-03-15 |
| D502857 | Lever handle for fittings | — | 2005-03-15 |
| 6761542 | Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor | Yoshinori Ojima, Kozo Matake, Yasushi Hisabe, Masami Nagayama, 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, Yasushi Hisabe, Masami Nagayama, 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, Yasushi Hisabe, Masami Nagayama, Katsuaki Usui +1 more | 2001-02-06 |
| 5814913 | Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor | Yoshinori Ojima, Kozo Matake, Yasushi Hisabe, Masami Nagayama, Katsuaki Usui +1 more | 1998-09-29 |
| 5779453 | Vacuum pump motor arrangement having reduced heat generation | Masami Nagayama, Katsuaki Usui, Kozo Matake, Yoshinori Ojima, Yasushi Hisabe | 1998-07-14 |
| 5079828 | Automatic tool-replacement apparatus | Haruaki Kubo, Yoshiyuki Kamanaka, Yutaka Kitaoka | 1992-01-14 |