Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4709714 | Apparatus for exposing fibrous reinforcements of fiber reinforced resin body | Yoshinori Nishino, Masahiko Yamamoto, Kiyoshi Kondo, Yutaka Kondo, Kazuo Kondo | 1987-12-01 |
| 4630846 | Pipe joint | Yoshinori Nishino, Masahiko Yamamoto, Tomoyoshi Kanazawa | 1986-12-23 |
| 4624486 | Structure at resin pipe connections | Yoshinori Nishino, Masahiko Yamamoto, Tomoyoshi Kanazawa, Kenji Nakagawa | 1986-11-25 |
| 4604254 | Butterfly valve | Masahiko Yamamoto, Yoshinori Nishino, Yoshiteru Sonoda, Toshio Suyama | 1986-08-05 |