Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9822835 | Torsion springs with changeable stiffness | Andrew C. Keefe, Geoffrey P. McKnight, Sloan P. Smith | 2017-11-21 |
| 9825610 | Tunable stiffness mechanical filter and amplifier | Geoffrey P. McKnight, Raviv Perahia, Logan D. Sorenson, Guillermo A. Herrera | 2017-11-21 |
| 9593739 | Negative stiffness hydraulic system | Guillermo A. Herrera, Geoffrey P. McKnight, Jacob J. Mikulsky | 2017-03-14 |
| 9588020 | Test method | Alan L. Browne, Xiujie Gao, Nancy L. Johnson, Guillermo A. Herrera, Geoffrey P. McKnight | 2017-03-07 |