Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9161582 | Linked belt | — | 2015-10-20 |
| 8087302 | Hands-free push-to-talk device | Ramzy Boutros, Charles F. Gidcumb | 2012-01-03 |
| 7207230 | High-stability instrument mounting system for repeatable field testing of equipment | Christopher Smith, David E. Morlan | 2007-04-24 |
| 6845736 | Retractable tether for animals | — | 2005-01-25 |
| RE35918 | Stem load determining system | John A. McMennamy | 1998-10-13 |
| 5469737 | Method and apparatus for measuring the axial load and position of a valve stem | Christopher Smith | 1995-11-28 |
| 4936150 | Strain follower | Andrew Burke, Thomas A. Rak, John A. McMennamy | 1990-06-26 |
| 4930228 | Stem load determining system | John A. McMennamy | 1990-06-05 |
| 4787245 | Torque measuring apparatus for valve operating system | John A. McMennamy | 1988-11-29 |
| D290540 | Overshoe | — | 1987-06-30 |