Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4479763 | Rotary compressor | Yukio Horikoshi | 1984-10-30 |
| 4396363 | Small reciprocating pump | Susumu Sugishita, Yukio Horikoshi | 1983-08-02 |
| 4388040 | Rotary fluid pump | — | 1983-06-14 |
| 4315719 | Non-lubricated rotary pump with discharge through end heads | Toshiyuki Maeda, Fumihiro Ushijima, Tadashi Saitou | 1982-02-16 |
| 4286933 | Rotary vane pump with pairs of end inlet or outlet ports | Toshiyuki Maeda, Fumihiro Ushijima, Tadashi Saitou | 1981-09-01 |
| 4276007 | Rotary pump with carbon vanes and an aluminum cylindrical sleeve in the housing | Toshiyuki Maeda, Fumihiro Ushijima, Tadashi Saitou | 1981-06-30 |
| 4274817 | Rotary vane pump with inlet and discharge ports in end sealing plates | Toshiyuki Maeda, Fumihiro Ushijima, Tadashi Saitou | 1981-06-23 |
| 4257753 | Rotary fluid vane pump with means preventing axial displacement of the drive shaft | Yoshiyuki Maeda, Fumihiro Ushijima, Tadashi Saitou | 1981-03-24 |
| 4198195 | Rotary fluid pump or compressor | Toshiyuki Maeda, Fumihiro Ushijima, Tadashi Saitou | 1980-04-15 |