Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4432937 | Zinc alloy for use with electrode | Kenta Kuwayama, Junzo Nakagawa, Kenji Hagimori | 1984-02-21 |
| 4292284 | Solvent extraction recovery process for indium | Hideyuki Tsuchida | 1981-09-29 |