Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE36082 | Vacuum degassing method and its apparatus | Kazuhiko Ishimura, Fumiaki Saito, Masaaki Yoshikawa, Misao Okada | 1999-02-09 |
| 5316563 | Vacuum degassing method and its apparatus | Kazuhiko Ishimura, Fumiaki Saito, Masaaki Yoshikawa, Misao Okada | 1994-05-31 |