Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5221325 | Process for recovering silver oxide and metals from spent silver oxide button cells | Tyngbin Onlin, Pak-Hing Lee, Tei-Chih Cheau | 1993-06-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5221325 | Process for recovering silver oxide and metals from spent silver oxide button cells | Tyngbin Onlin, Pak-Hing Lee, Tei-Chih Cheau | 1993-06-22 |