Issued Patents All Time
Showing 26–50 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10538966 | Ceiling ladder, deep step and method | Steve Woodward, Shannon Lessner | 2020-01-21 |
| 10472888 | Stepladder with latch stud and method | Brian Andrew Wong-Shui, Devin Lee Moore, Christian M. Otis, Erick E. Rios | 2019-11-12 |
| 10435894 | Scaffold with latch assembly and method | Steve Woodward, Joe Dangrow, Michael A. Somerfield | 2019-10-08 |
| 10435947 | Ladder with pinch flex latch, and method | Tek Lentine | 2019-10-08 |
| 10072689 | Stanchion systems, stanchion attachment systems, and horizontal lifeline systems including stanchion systems | David A. Winslow, Eric M. Manson | 2018-09-11 |
| 9863187 | Tubular access ladder and method | — | 2018-01-09 |
| 9661003 | System and method for forensic cyber adversary profiling, attribution and attack identification | — | 2017-05-23 |
| 9488002 | Stepladder with latch stud and method | Brian A. Wong Shui, Devin Lee Moore, Christian M. Otis, Erick E. Rios | 2016-11-08 |
| 9272168 | Energy absorbers, connectors and horizontal lifeline systems | David A. Winslow, Eric M. Manson, Preston L. Anderson | 2016-03-01 |
| 9151113 | Step stool and method | — | 2015-10-06 |
| 9097063 | Flip ladder with tray and method | — | 2015-08-04 |
| 8997931 | Stepladder with latch stud and method | Brian A. Wong Shui, Devin Lee Moore, Christian M. Otis, Erick E. Rios | 2015-04-07 |
| 8720645 | Step stool and method | — | 2014-05-13 |
| 8505686 | Pump jack crank | — | 2013-08-13 |
| 8490748 | Step stool and method | — | 2013-07-23 |
| 8490750 | Energy absorbing lifeline systems | Ross Balquist | 2013-07-23 |
| 8397870 | Flip ladder with tray and method | — | 2013-03-19 |
| 8348015 | Tubular access ladder and method | — | 2013-01-08 |
| 8341806 | Step stool, hinge and method | John Fiumefreddo | 2013-01-01 |
| 8286752 | Attic ladder strut attachment | Kevin McIntire | 2012-10-16 |
| 8276712 | Systems for use with multiple safety devices and connectors for use therewith | Hugh Smith, Douglas Mercier, Ross Balquist, Brian Montgomery, Preston L. Anderson | 2012-10-02 |
| 8181744 | Self-retracting lifeline systems and braking systems therefor | Ross Balquist | 2012-05-22 |
| 8151936 | Access ladder and method | — | 2012-04-10 |
| 8104578 | Stepladder folding twin-step | Jason R. Moldthan, Jack Warren Gee, II, David A. Winslow, Kyle G. Astor, Timothy James Brookbank | 2012-01-31 |
| 8028805 | Access ladder with plungers | — | 2011-10-04 |