Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873645 | Secure postage dispensing system | Robert T. Durst, Jr., Jose Pastor | 1989-10-10 |
| 4862386 | Apparatus for preparing a letter | Barry H. Axelrod, Robert T. Durst, Jr., Alfred Schmidt | 1989-08-29 |
| 4853869 | System and method for processing a letter for bulk mailing | Robert T. Durst, Jr., Guy L. Fougere, Alfred Schmidt | 1989-08-01 |
| 4821195 | Method and apparatus for sequentially numbering mail pieces | Patricia B. Baer, William G. Hart, Jr., Barry H. Axelrod, Ronald P. Sansone | 1989-04-11 |
| 4802541 | Weighing scale with voice coil | Feliks Bator, Robert T. Durst, Jr. | 1989-02-07 |
| 4800506 | Apparatus for preparing mail pieces | Barry H. Axelrod, Robert T. Durst, Jr., Alfred Schmidt | 1989-01-24 |
| 4800505 | Mail preparation system | Barry H. Axelrod, Robert T. Durst, Jr., Leon A. Pintsov, William G. Hart, Jr., Morton Silverberg | 1989-01-24 |
| 4797832 | Letter preparing apparatus | Barry H. Axelrod, Robert T. Durst, Jr., Alfred Schmidt | 1989-01-10 |