Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4682541 | Postal mailing system having an adaptable postage meter | Keith E. Schubert | 1987-07-28 |
| 4631681 | Microprocessor controlled d.c. motor and application therefor | Edilberto I. Salazar, Wallace Kirschner, John L. Lorenzo, Keith E. Schubert | 1986-12-23 |
| 4603627 | Rotary shutter device for a postal mailing system | Keith E. Schubert | 1986-08-05 |
| 4366376 | Apparatus for interconnecting an actuator and a postage meter | David B. Albright, Keith E. Schubert | 1982-12-28 |
| 4361753 | Process for interconnecting an actuator and a postage meter | Keith E. Schubert, David B. Albright, Charles M. Weimer | 1982-11-30 |
| 4308454 | Actuator for postage meter | Charles M. Weimer | 1981-12-29 |
| 4286144 | Encoder for postage meter | Keith E. Schubert, John L. Lorenzo | 1981-08-25 |