Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473481 | Control rod guide tube cleaning apparatus in nuclear reactor | Tsutomu Ishii, Tsumoru Miyahara, Kiyoshi Izumi | 2002-10-29 |
| 4676088 | T-joint manufacturing apparatus | Kenichi Okada, Hiroshi Asao | 1987-06-30 |
| 4625533 | Method and apparatus for increasing thickness of tubular member | Kenichi Okada, Hiroshi Asao | 1986-12-02 |