Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7249939 | Rear casing arrangement for magnetic drive pump | Toshinori Yanagihara, Koichi Kojima | 2007-07-31 |
| 6443710 | Magnetic pump | Kiyoshi Tatsukami, Toshinori Yanagihara, Kazuo Okada | 2002-09-03 |