Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4265563 | Road pavement and repair | Alfred Marzocchi, Michael G. Roberts | 1981-05-05 |
| 4251577 | Asphalt-coated glass fibers | Alfred Marzocchi, Michael G. Roberts | 1981-02-17 |
| 4251586 | Road pavement and repair | Alfred Marzocchi, Michael G. Roberts | 1981-02-17 |
| 4248936 | Asphalt-coated glass fibers | Alfred Marzocchi, Michael C. Roberts | 1981-02-03 |
| 4246314 | Asphalt-coated glass fibers | Alfred Marzocchi, Michael G. Roberts | 1981-01-20 |
| 4243426 | Asphalt compositions modified with organo-silane compounds | Alfred Marzocchi, Michael G. Roberts | 1981-01-06 |