Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4614904 | Capacitor-run dry type submersible motor assembly with a built-in starting capacitor | Shigeru Yamazaki, Kazuo Nirasawa | 1986-09-30 |
| 4609327 | Submergible pump | — | 1986-09-02 |
| 4560476 | Strainer for submergible pump | — | 1985-12-24 |