Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5535838 | High performance overlay for rock drilling bits | Madapusi K. Keshavan, Kuttaripalayam T. Kembaiyan, Wayne Quantz, Robert C. Tucker, Jr., Jean M. Quets | 1996-07-16 |
| 5395221 | Carbide or boride coated rotor for a positive displacement motor or pump | Robert C. Tucker, Jr., Madapusi K. Keshavan | 1995-03-07 |