Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5911164 | Compaction and pavement design testing machine and method for testing flexible pavement materials | — | 1999-06-08 |
| 5036709 | Paving materials testing machine | — | 1991-08-06 |
| 4942768 | Paving material testing machine | — | 1990-07-24 |
| 4562339 | Inserted product newspaper sensor | Christer A. Sjogren, Carlos D. Reyes | 1985-12-31 |