Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4943489 | Composite pipe having excellent corrosion resistance and mechanical properties to withstand high temperatures and high pressures | Akio Kuhara, Akira Yoshitake, Takeshi Torigoe | 1990-07-24 |
| 4527411 | Process for producing walking bar members for continuous casting | Akira Shinosaki | 1985-07-09 |