Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5982950 | Frequency shifter for acquiring an optical target | David G. Shaw, Donald G. Chandler | 1999-11-09 |
| 5291564 | System and method for acquiring an optical target | David G. Shaw, Donald G. Chandler | 1994-03-01 |
| 5018131 | Optical switch | Peter A. Basile, Ralph H. Carmen, Stephen A. Deschaine | 1991-05-21 |
| 4998010 | Polygonal information encoding article, process and system | Donald G. Chandler, Eric P. Batterman | 1991-03-05 |
| 4896029 | Polygonal information encoding article, process and system | Donald G. Chandler, Eric P. Batterman | 1990-01-23 |
| 4874936 | Hexagonal, information encoding article, process and system | Donald G. Chandler, Eric P. Batterman | 1989-10-17 |
| 4848556 | Low power coin discrimination apparatus | Andrew L. Pester, Carl M. Stern | 1989-07-18 |