Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4350326 | Apparatus for heat recovery from molten slag | Hiroo Fujii, Kiyoaki Tanaka, Ryuzo Okuno, Shigeyuki Hashizume, Hideo Katayama +1 more | 1982-09-21 |
| 4309315 | Surface-activated functional materials and a method of producing the same | — | 1982-01-05 |