Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181155 | Releasable roller clutch and adjustable hinge assembly using the same | — | 2021-11-23 |
| 10960801 | Friction module, friction hinge, and adjustable headrest including the friction module and/or friction hinge | Andrew S. Matejka | 2021-03-30 |