Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7509148 | Message alert system and method of providing message notification | Suthirug Num Pisutha-Arnond, Sheila Renee Crosby, Eric S. Christensen, Paul Silver, Keith McConnell +1 more | 2009-03-24 |
| 5903852 | Radiotelephone operating technique | Laura A. Sheley, Kirk W. Dailey | 1999-05-11 |
| 5594778 | Radio telephone operating technique | Laura A. Sheley, Kirk W. Dailey | 1997-01-14 |
| 4872196 | Telephone keypad input technique | Paul Royer | 1989-10-03 |