Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5878379 | Coarse volume measurement with interlock | Daniel F. Dlugos | 1999-03-02 |
| 5226496 | Method and apparatus for fast determination of weights | Gerald C. Freeman | 1993-07-13 |
| 5190115 | Modular mailing machine with load cell scale | Donald T. Dolan, Robert T. Durst, Jr., Gerald C. Freeman, Morton Silverberg | 1993-03-02 |
| 5178228 | Scale for determining the weight of an item within a predetermined time | Gerald C. Freeman | 1993-01-12 |
| 5172783 | Weighing scale with validating reference channel | Gerald C. Freeman | 1992-12-22 |
| 4956782 | Mailing system for mixed weight mail | Gerald C. Freeman | 1990-09-11 |
| 4910686 | Postage meter with non-dollar amount indicia | Sung S. Chang, Hans C. Mol | 1990-03-20 |
| 4864521 | Multiranging scale with blanking of rate display | — | 1989-09-05 |
| 4849918 | Weighing instrument having adaptive breakpoints | — | 1989-07-18 |
| 4809186 | Postage meter for metering mixed weight mail | Gerald C. Freeman, Raymond R. Crowley | 1989-02-28 |
| 4787048 | Postal weighing apparatus and method | Gerald C. Freeman | 1988-11-22 |
| 4787046 | Mailing system having a capability for one-step postage metering | Gerald C. Freeman, Timothy R. Erwin | 1988-11-22 |
| 4751973 | Load cell scale with reference channel for live load correction | Gerald C. Freeman | 1988-06-21 |
| 4742878 | Weighing module | Gerald E. Freeman | 1988-05-10 |
| 4479561 | Weighing cell | Gerald C. Freeman, Vincent F. Viera, Paul R. Sette | 1984-10-30 |
| 4412298 | Method for tracking creep and drift in a digital scale under full load | Arthur Rubinstein | 1983-10-25 |
| 4231662 | Phase shift correction for displacement measuring systems using quadrature | David Kleinschmitt | 1980-11-04 |