| U.S. Patents Awarded to Peter C. Di Giulio | ||
| Patent # | Issued | Title |
| 5,819,239 | Oct-98 | Method of Verifying Proper Payment of Postage |
| 5,499,374 | Mar-96 | Event driven communication architecture |
| 5,452,419 | Sep-95 | Serial communication control system between nodes having predetermined intervals for synchronous communications and mediating asynchronous communications for unused time in the predetermined intervals |
| 5,438,519 | Aug-95 | Postage meter having memory write access second chance hard timer means |
| 5,390,351 | Feb-95 | System for communicating with plural nodes in predetermined intervals |
| 5,331,538 | Jul-94 | Mail processor system controller |
| 5,252,353 | Oct-93 | Moistener Nozzle Control System |
| 5,242,314 | Sep-93 | Universal Electrical Bus Connector |
| 5,178,224 | Jan-93 | Sensor processor for high speed mail-handling machine |
| 5,154,246 | Oct-92 | Sensor processor for high speed mail-handling machine |
| 5,098,734 | Mar-92 | Control system for moistener |
| 5,007,371 | Apr-91 | Control system for moistener |
| 5,007,054 | Apr-91 | Network and protocol for real-time control of machine operations |
| 5,003,538 | Mar-91 | Comm network & protocol for real-time mailing machine operations |
| 4,998,203 | Mar-91 | Postage meter with a non-volatile memory security circuit |
| 4,959,600 | Sep-90 | Microprocessor system controller for mail processing applications |
| 4,947,317 | Aug-90 | Communication protocol for a three node system |
| 4,935,078 | Jun-90 | High throughput mailing machine timing |
| 4,931,712 | Jun-90 | Multiple channel servo configuration |
| 4,901,273 | Feb-90 | Electronic postage meter having a memory map decoder |
| 4,897,587 | Jan-90 | Microporcessor motor controller having discrete processing cycles |
| 4,747,057 | May-88 | Electronic postage meter having power up & down protection circuitry |
| 4,710,882 | Dec-87 | Electronic postage meter having a nonvolatile memory selection means |
| 4,701,856 | Oct-87 | Reset delay circuit for an electronic postage meter |
| 4,698,829 | Oct-87 | Monitoring system for verifying that a signal is toggling at a min freq |
| 4,413,264 | Nov-83 | Print material supply control apparatus and method |
| 4,393,386 | Jul-83 | Ink jet printing apparatus |