Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348452 | Pump mounting structure of canned submersible motor for deep well pump | Masakazu Yamamoto, Hiromi Sakacho | 1994-09-20 |
| 5168188 | Canned motor bearing having an integrally formed load side bearing bracket and end plate | Masakazu Yamamoto, Hiromi Sakacho | 1992-12-01 |