Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5738145 | Valve assembly for gas cylinder | Norio Daicho, Keitaro Yonezawa, Noriaki Arai, Teruo Hatori | 1998-04-14 |
| 4928919 | Stop valve | Norio Daicho, Jiro Nitta, Koji Miyazaki, Keitaro Yonezawa | 1990-05-29 |
| 4509404 | Master/slave fluid pressure apparatus | Masaru Takeda | 1985-04-09 |
| 4204496 | Steel-pipe coating apparatus | Yoshio Ikegami, Tadashi Kohge, Hirofumi Kimura | 1980-05-27 |