Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7295940 | Process control system to manage materials used in construction | David Frederick Martinez | 2007-11-13 |
| 7221986 | Systems and methods for realtime determination of asphalt content | David Frederick Martinez | 2007-05-22 |
| 7104142 | Systems and methods for automating asphalt mix design | David Frederick Martinez | 2006-09-12 |
| 7035703 | Systems and methods for realtime determination of asphalt content | David Frederick Martinez | 2006-04-25 |
| 6889103 | Systems and methods for realtime determination of asphalt content | David Frederick Martinez | 2005-05-03 |
| 6889148 | Process control system to manage materials used in construction | David Frederick Martinez | 2005-05-03 |
| 6826498 | Computerized laboratory information management system | Charles Birkner, Heather Ann Kirkland, David Frederick Martinez | 2004-11-30 |
| 6711957 | Systems & methods for automating asphalt mix design | David Frederick Martinez | 2004-03-30 |