Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672287 | Flux-cored wire and solid wire for ARC welding | Norio Masaie, Tomoyuki Tachibana, Kazuhiko Ito, Akira Matsuguchi, Yoshikazu Sasa +1 more | 1997-09-30 |
| 5644008 | Process for preparing polyolefins | Akira Sano, Takeichi Shiraishi, Kunihiro Suzuki, Kazuo Matsuura | 1997-07-01 |