Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6746224 | Scroll compressor | Takahide Itoh, Makoto Takeuchi, Hiroshi Yamazaki, Yasuharu Maruiwa, Chikako Sasakawa +1 more | 2004-06-08 |
| 5765999 | Scroll type fluid machine having spiral wraps formed in a step-like shape | Takahide Ito, Tetsuzo Ukai | 1998-06-16 |
| 5370512 | Scroll type compressor having a leak passage for the discharge chamber | Makoto Fujitani, Toshiyuki Shikanai | 1994-12-06 |
| 5316454 | Fluid pump and rotary machine having said fluid pump | Makoto Fujitani, Kimiharu Takeda, Katsumi Hirooka, Tetsuzo Ukai, Toshiyuki Shikanai | 1994-05-31 |