Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9631094 | Bitumen compositions and methods of making | Scott Hacker, Yonghong Ruan | 2017-04-25 |
| 8658717 | Asphalt paving materials and methods for making the same | Scott Hacker, Yonghong Ruan | 2014-02-25 |
| 5958124 | Rotogravure or flexographic printing ink composition containing an antiwear agent | John S. Perz | 1999-09-28 |