Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759283 | Value selection mechanism for postal franking machines | Peter Page, David A. Gawler | 1988-07-26 |
| 4757532 | Secure transport of information between electronic stations | — | 1988-07-12 |
| 4724759 | Rotary franking machine | Thomas D. Williams | 1988-02-16 |
| 4481604 | Postal meter using microcomputer scanning of encoding switches for simultaneous setting of electronic accounting & mechanical printing systems | Thomas D. Williams, Manickam Ananthan, William James Herring | 1984-11-06 |