Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860572 | Apparatus and methods for testing surface properties of a material | Amarjit S. Brar, Jagdish P. Sharma | 1989-08-29 |
| 4821578 | Apparatus and methods for testing surface properties of a material | Amarjit S. Brar, Jagdish P. Sherma | 1989-04-18 |