Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7626139 | Method for manufacturing seamed flux-cored welding wire | Akira Matsuguchi, Norio Masaie | 2009-12-01 |
| 6841246 | Wire for welding | Hiroyuki Shimizu, Mika Nishida, Kaoru Masuda, Kazuhiko Ito, Norio Masaie | 2005-01-11 |
| 6337144 | Wire for welding | Hiroyuki Shimizu, Mika Nishida, Kaoru Masuda, Kazuhiko Ito, Norio Masaie | 2002-01-08 |
| 6146768 | Welding wire | Norio Masaie, Hiroyuki Shimizu, Takenori Nakayama, Shinji Sakashita | 2000-11-14 |