Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801247 | Variable displacement piston pump | Toshio Hashimoto, Akira Ohashi, Masao Egi, Yasuyuki Shingu, Takashi Yoshioka +1 more | 1989-01-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801247 | Variable displacement piston pump | Toshio Hashimoto, Akira Ohashi, Masao Egi, Yasuyuki Shingu, Takashi Yoshioka +1 more | 1989-01-31 |