Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4442829 | Material for selective absorption of solar energy and production thereof | Tadashi Hirokane, Tadashi Tsukiyasu, Tomoari Sato | 1984-04-17 |
| 4243438 | Production of aluminum impact extrusions | Harumi Magusa, Akihiko Takahashi | 1981-01-06 |
| 4213558 | Continuous casting and cladding process and apparatus for producing metal clad | Koei Hirobe, Tadashi Hirokane, Akihiko Takahashi | 1980-07-22 |