Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4397328 | Cleaning apparatus of tubular materials for use in pickling facilities for the same | Yoshiro Tanaka, Yukihiko Kamatsu, Kazuo Akagi, Ryujiro Shitamatsu, Tadashi Nishimura | 1983-08-09 |
| 4392267 | Apparatus for continuously pickling the outer surfaces of tubular materials | Yoshiro Tanaka, Yukihiko Komatsu, Kazuo Akagi, Ryujiro Shitamatsu, Tadashi Nishimura | 1983-07-12 |
| 4392506 | Apparatus for conveying tubular materials in pickling facilities of the same | Yoshiro Tanaka, Yukihiko Komatsu, Kazuo Akagi, Ryujiro Shitamatsu, Tadashi Nishimura | 1983-07-12 |