Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11255080 | Closet flange with a membrane seal | Chase Speights | 2022-02-22 |
| 9568127 | Mechanical pipe coupling assembly without adhesive or bonding agent | Gregory Eugene Nahrgang, Adam John Miloser, Haskell Simpkins, Robert G. States, III | 2017-02-14 |
| 8801048 | Mechanical pipe coupling assembly without adhesive or bonding agent | Gregory Eugene Nahrgang, Adam John Miloser, Haskell Simpkins, Robert G. States, III | 2014-08-12 |