Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11486119 | Universal bathtub drain and overflow system and kit | Aaron Lorkowski, Jian Zhang, Blake Oatey, Christopher S. Graham | 2022-11-01 |
| 10948374 | Tub overflow drain test system | Christopher S. Graham, Vincent Charest, Andrew Holden, Brian W. Suriner | 2021-03-16 |
| 9151030 | Universal toilet lever | John H Siena, Chris W. Jeffers | 2015-10-06 |