Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339931 | Porous copper powder modified friction material | Peter H. Tsang, Seong K. Rhee | 1994-08-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339931 | Porous copper powder modified friction material | Peter H. Tsang, Seong K. Rhee | 1994-08-23 |