Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6080260 | Method and equipment for production of laminated metal sheet | Kenji Yasunaka, Kenichi Miyata | 2000-06-27 |
| 5992493 | Method and apparatus for production of laminated metal sheet | Kenji Yasunaka, Tadashi Fujii | 1999-11-30 |