Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081980 | Method and system for recovering from hand-off fail for use in CDMA 2000 1xEV-DO system | Jaewan Byun, Jintae Choi, Namgyu Kim, Beyongsu Kim | 2011-12-20 |
| 7689173 | Method and system for controlling reverse link rate in CDMA 1xEV-DO mobile communication system | Jongtae Ihm, Hojin Yang, Jintae Choi, Sungho Jo, Sangjin HAN | 2010-03-30 |
| 7643461 | Method and telecommunication system for appointing frequency assignment mode and/or broadcast/multicast service assignment ration for providing broadcast/multicast service | Jintae Choi, Namgyu Kim, Beyongsu Kim, Sangchoon Jeon | 2010-01-05 |
| 7609675 | Method and system for recognizing call switch-over from 1xEV-DO system to 1X system | Jintae Choi, Beyongsu Kim, Namgyu Kim | 2009-10-27 |
| 7590091 | Method and system for switching over to 1x system upon 1xev-do system failure | Jintae Choi, Beyongsu Kim, Namgyu Kim | 2009-09-15 |
| 6469172 | Process for the preparation of chemical compounds | Peter E. Maligres | 2002-10-22 |
| 6388083 | Process for the synthesis of (2S)-phenyl-3-piperidone | David Askin, Thoa Hoang | 2002-05-14 |
| 6143885 | Preparation of beta-methyl carbapenem intermediates | Woo-Baeg Choi, Joseph E. Lynch, Paul J. Reider, Ralph P. Volante | 2000-11-07 |
| 5856498 | Method of preparing phosphodiesterase IV inhibitors | Ilias Konstantinos Dorziotis, Ioannis Nicolaos Houpis, Ralph P. Volante | 1999-01-05 |