Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6929393 | Asphalt production plant | J. Donald Brock, Herbert E. Jakob, R. Ronald Collins, Michael E. Barrett, Thomas Scott Cloninger | 2005-08-16 |
| 6062093 | Method and apparatus for sampling aggregate material | J. Donald Brock, Robert R. Collins, Thomas Scott Cloninger | 2000-05-16 |
| 5916504 | Method for forming a test specimen from a mixture of asphalt concrete | Herbert E. Jakob | 1999-06-29 |
| 5659140 | Testing machine for pavement samples | Herbert E. Jakob | 1997-08-19 |
| 4944646 | Highway transportable material storage apparatus and frame assembly therefor | James G. May | 1990-07-31 |
| 4943200 | Portable self-erecting asphalt storage apparatus and method of erecting same | James G. May | 1990-07-24 |