Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9963908 | Data key and method of using same | Sandra Dively, Robert M. Steinberg, Richard W. Ryai, Sr. | 2018-05-08 |
| 9878378 | Key clamp rotation controller | Richard W. Ryai, Sr. | 2018-01-30 |