Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9175365 | Method of recovering PGM | Yuzuru Nakamura, Minoru Kawasaki | 2015-11-03 |
| 9115418 | Method of recovering platinum group elements | Yuzuru Nakamura, Minoru Kawasaki, Tetsuya Ueda, Keiko Ishizaki | 2015-08-25 |
| 4679575 | Cigarette | Nagaaki Takemoto | 1987-07-14 |