Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5961283 | Drainage pump with noise and vibration reducing features | Masayuki Imai, Takashi Endo | 1999-10-05 |
| 5816775 | Drainage pump with interposed disk | Masayuki Imai, Takashi Endo | 1998-10-06 |
| 5788457 | Drainage pump with a wall member connecting the outer edges of the radial blades | Masayuki Imai, Takashi Endo | 1998-08-04 |
| 5628618 | Drainage pump with interposed disk | Masayuki Imai, Takashi Endo | 1997-05-13 |
| 5605439 | Drainage pump | Takashi Endoh, Masayuki Imai | 1997-02-25 |