Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6013146 | Reinforced friction material | Yongbin Yuan, Stanley Frank Kulis, Jr. | 2000-01-11 |
| 5861203 | Reinforced friction material | Yongbin Yuan, Stanley Frank Kulis, Jr. | 1999-01-19 |