Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4455726 | Chamfering apparatus for end faces of tubular members | Teruaki Kawamura, Hiroshi Yamane | 1984-06-26 |
| 4392267 | Apparatus for continuously pickling the outer surfaces of tubular materials | Yoshiro Tanaka, Hayato Moroi, Kazuo Akagi, Ryujiro Shitamatsu, Tadashi Nishimura | 1983-07-12 |
| 4392506 | Apparatus for conveying tubular materials in pickling facilities of the same | Yoshiro Tanaka, Hayato Moroi, Kazuo Akagi, Ryujiro Shitamatsu, Tadashi Nishimura | 1983-07-12 |
| 4391016 | Degreasing apparatus for elongated materials | Teruaki Kawamura, Nobuhiko Harada, Masaru Sakai | 1983-07-05 |