Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4445350 | Extrusion method using hot lubricant | Tomiharu Matsushita, Masataka Noguchi, Kazuo Arimura, Akira Ohte, Tetsuo Kimura +2 more | 1984-05-01 |
| 4364251 | Method and apparatus for cold-working annular workpieces | Yoshinori Fukui, Yoshio Kitamura, Yoshiyuki Kamikawa, Haruki Azuma | 1982-12-21 |