Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10293350 | Spray apparatus | Mark Hamilton | 2019-05-21 |
| 9962719 | Spray apparatus | Mark Hamilton | 2018-05-08 |
| 9303416 | Spray apparatus | Mark Hamilton | 2016-04-05 |
| 7111811 | Hopper stand | — | 2006-09-26 |
| 6907908 | Hopper apparatus and method for application of joint compound to corner beads | — | 2005-06-21 |
| D501050 | Three way; 2-90° outside, 1-135° inside, bullnose corner | Lewis J. Hein, Michael D. Weldy | 2005-01-18 |
| D487520 | Three way; 2-90° outside, 1-90° inside, bullnose corner | Lewis J. Hein, Michael D. Weldy | 2004-03-09 |
| D487156 | Three way; 2-90° inside, 1-135° outside, bullnose corner | Lewis J. Hein, Michael D. Weldy | 2004-02-24 |
| D486920 | Three way; 1-90° outside, 2-90° inside, bullnose corner | Lewis J. Hein, Michael D. Weldy | 2004-02-17 |
| RE34547 | Wall board joint reinforcing system | — | 1994-02-15 |
| 5086598 | Wall board joint reinforcing system | — | 1992-02-11 |