Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9056359 | Lock bolt collar removal tool | Adam Clark, Dave G. Ellsworth, Blaine F. Roberts, Paul N. Stavig, Jr., Daniel M. Sherick | 2015-06-16 |
| 7632047 | Methods and apparatus for counterbalance-assisted manufacturing operations | James N. Buttrick, Roger A. Gage | 2009-12-15 |
| 7273333 | Methods and apparatus for counterbalance-assisted manufacturing operations | James N. Buttrick, Roger A. Gage | 2007-09-25 |