Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10117134 | Call handling on dual-mode wireless handsets | Charles I. Cook, Gilman R. Stevens | 2018-10-30 |
| 9763144 | Handset transitions in a dual-mode environment | Charles I. Cook, Gilman R. Stevens | 2017-09-12 |
| 9668175 | Handset transitions in a dual-mode environment | Charles I. Cook, Gilman R. Stevens | 2017-05-30 |
| 9363384 | Systems for delivering calls on dual-mode wireless handsets | Charles I. Cook, Gilman R. Stevens | 2016-06-07 |
| 9363370 | Methods of delivering calls on dual-mode wireless handsets | Charles I. Cook, Gilman R. Stevens | 2016-06-07 |
| 8989813 | Handset registration in a dual-mode environment | Charles I. Cook, Gilman R. Stevens | 2015-03-24 |
| 8825108 | Call handling on dual-mode wireless handsets | Charles I. Cook, Gilman R. Stevens | 2014-09-02 |
| 5875400 | Cellular mobile communications system | Seshagiri Rao Madhavapeddy, Kalyan Basu, Allison V. Roberts, Michael J. McCarthy, Russell David Balcom | 1999-02-23 |