Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840304 | Butt-welded cans and process for manufacturing the same | Nobuyuki Sato, Hiroshi Matsubayashi, Seishichi Kobayashi, Minoru Mitsuhashi, Kenji Matsuno | 1989-06-20 |
| 4805795 | Butt-welded cans and process for manufacturing the same | Nobuyuki Sato, Hiroshi Matsubayashi, Seishichi Kobayashi, Minoru Mitsuhashi, Kenji Matsuno | 1989-02-21 |
| 4800250 | Methods and apparatus for manufacturing tubes | Michio Watanabe, Kenji Matsuno, Hideo Kurashima | 1989-01-24 |