Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10450483 | Method for coating silicone rubber substrate | Arthur James Tselepis | 2019-10-22 |
| 8460399 | Weak acid based concrete stain | Sanford Lee Hertz, Ed Daraskevich, William Tao, Matthew S. Gebhard | 2013-06-11 |
| 8092555 | Concrete coloring compositions and methods | Sanford Lee Hertz, Ed Daraskevich, William Tao, Matthew S. Gebhard, T. Howard Killilea +1 more | 2012-01-10 |
| 7658805 | Concrete cleaning and preparation composition | — | 2010-02-09 |
| 7534754 | Concrete cleaning and preparation composition | — | 2009-05-19 |