Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4694131 | Induction heating method and apparatus for relieving residual stress in welded joint between main and branch pipes | Tsukasa Maenosono, Kazuo Yoshida, Masanori Terasaki, Tetsusho Kuriwaki, Tadao Koga +1 more | 1987-09-15 |