Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6240196 | Mail generation system with enhanced security by use of modified print graphic information | Meredith B. Fischer, Perry A. Pierce | 2001-05-29 |
| D353859 | Thumb exerciser | — | 1994-12-27 |
| 4860339 | Programmable telephone/dictation terminal and method of operating same | Nicholas A. D'Agosto, III, David B. Chamberlin, Jy-Hong Su, Emil F. Jachmann | 1989-08-22 |
| 4817127 | Modular dictation/transcription system | David B. Chamberlin, John J. Dwyer, Emil F. Jachmann, Jeremy Saltzman | 1989-03-28 |