Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8016078 | Electrician's ladder and method | Kyle G. Astor, James J. Grebinoski, Craig Roy Werner | 2011-09-13 |
| 7886872 | Electrician's ladder and method | Kyle G. Astor, James J. Grebinoski, Craig Roy Werner | 2011-02-15 |