Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7040959 | Variable rate dispensing system for abrasive material and method thereof | Joseph C. Hammer, Ronald Hammer, Wesley J. Bachman | 2006-05-09 |
| 6642991 | Method of utilizing absorbing means in coupling substrate | David D. Krum, Robert B. Hogue | 2003-11-04 |
| 6361389 | Substrate coupling method | Robert B. Hogue | 2002-03-26 |
| 4561795 | Biased harmonic locking ring | — | 1985-12-31 |