Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11220862 | Step ladder | Jeff Skubic, Dennis D. Simpson, Ben Williams | 2022-01-11 |
| 10648234 | Step ladder | Jeff Skubic, Dennis D. Simpson, Ben Williams | 2020-05-12 |
| D840055 | Step ladder | Jeff Skubic, Dennis D. Simpson, Benjamin P. Williams | 2019-02-05 |
| 9869125 | Latch for ladder or step stool | Dennis D. Simpson | 2018-01-16 |