Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4228033 | Method for reactivation of platinum group metal catalyst with aqueous alkaline and/or reducing solutions | Kiaki Yamauchi, Toshikatu Sasaki, Katsumi Nakai | 1980-10-14 |
| 4190554 | Method for reactivation of platinum group metal catalyst with aqueous alkaline and/or reducing solutions | Kiaki Yamauchi, Toshikatu Sasaki, Katsumi Nakai | 1980-02-26 |