Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362041 | Method of forming beam blank | Toshiyuki Akune, Takashi Kusaba, Takashi Ehiro | 1982-12-07 |
| 4322962 | Method of producing H-beams | Kiyoshi Hitomi | 1982-04-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362041 | Method of forming beam blank | Toshiyuki Akune, Takashi Kusaba, Takashi Ehiro | 1982-12-07 |
| 4322962 | Method of producing H-beams | Kiyoshi Hitomi | 1982-04-06 |