Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5320127 | Safety valve of a sealed vessel and a method for manufacturing the safety valve | Akiyoshi Yamashita | 1994-06-14 |
| 5154201 | Method of manufacturing a sealed vessel having a safety valve | Akiyoshi Yamashita | 1992-10-13 |
| 5061140 | Method of manufacturing a metal container | Masami Hamaguchi, Osamu Hiraoka, Osamu Takahashi | 1991-10-29 |
| 4892214 | Metal container and method of manufacturing the same | Masami Hamaguchi, Osamu Hiraoka, Osamu Takahashi | 1990-01-09 |