Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650768 | Baggage claiming method and apparatus | — | 1997-07-22 |
| 4847889 | Single-line, plug-in telephone answering machine | — | 1989-07-11 |
| 4292623 | Port logic for a communication bus system | Vincent C. Hamacher, Gerald St. Shedler | 1981-09-29 |
| 4247907 | Method and apparatus for typing characters and optically readable binary representations thereof on same page | Robert C. Durbeck | 1981-01-27 |