Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10480214 | Data key and method of using same | Michael A. Bass, Robert M. Steinberg, Richard W. Ryai, Sr. | 2019-11-19 |
| 9963908 | Data key and method of using same | Michael A. Bass, Robert M. Steinberg, Richard W. Ryai, Sr. | 2018-05-08 |
| 8074481 | Radio frequency identification (RFID) system for manufacturing, distribution and retailing of keys | Michael A. Bass, Robert M. Steinberg, Richard W. Ryai, Sr. | 2011-12-13 |
| 7849721 | Radio frequency identification (RFID) system for manufacturing distribution and retailing of keys | Michael A. Bass, Robert M. Steinberg, Richard W. Ryai, Sr. | 2010-12-14 |