Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5841851 | Method of and apparatus for controlling operation of a multi-line telephone apparatus | James F. Goedken | 1998-11-24 |
| 5764743 | Method of controlling operation of a multi-line telephone apparatus | James F. Goedken, Michael Henry Pittelkow | 1998-06-09 |
| 5485506 | Method for designating recorded messages | James F. Goedken, Michael Henry Pittelkow | 1996-01-16 |