Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12343957 | Asphaltic sheet materials including expandable graphite | Wensheng Zhou, James Young, Robert Anderson, Joseph Standeford, Lance Black | 2025-07-01 |
| 11230085 | Asphaltic sheet materials including expandable graphite | Wensheng Zhou, James Young, Robert Anderson, Joseph Standeford, Lance Black | 2022-01-25 |
| 11065841 | Asphaltic sheet materials including expandable graphite | Wensheng Zhou, James Young, Robert Anderson, Joseph Standeford, Lance Black | 2021-07-20 |
| 10011092 | Asphaltic sheet materials including expandable graphite | Wensheng Zhou, James Young, Robert Anderson, Joseph Standeford, Lance Black | 2018-07-03 |
| 9441140 | Asphaltic sheet materials including expandable graphite | Wensheng Zhou, James Young, Robert Anderson, Joseph Standeford, Lance Black | 2016-09-13 |
| 5596029 | Intumescent composition of the two-component type | Sieghard Goebelbecker, Hans Naegerl, George Danker | 1997-01-21 |
| 5419647 | Fire retardant roofing adhesive spreader | Paul L. Morris | 1995-05-30 |
| 5102463 | Flame retardant asphalt composition | Randal J. Jolitz | 1992-04-07 |
| 5026747 | Flame retardant asphalt composition | Randal J. Jolitz | 1991-06-25 |
| 4804696 | Flame retardant asphalt composition | Randal J. Jolitz | 1989-02-14 |