Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4458108 | Piercing fluid-tight connector | Tadatoshi Kosa, Akihiko Inoue, Shigemitu Yamamoto, Katuhiko Kuroishi | 1984-07-03 |
HK
Hiroo Kashimoto
Osaka Gas Co.: 1 patents #252 of 689Top 40%
Overall (All Time): #4,037,239 of 4,157,543Top 100%
1
Patents All Time