Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7688955 | Method of transmitting one text message to many receivers | Sung Hoi Shin | 2010-03-30 |
| 7664238 | Method of transmitting one text message to many receivers | Sung Hoi Shin | 2010-02-16 |
| 7548613 | Method of transmitting one text message to many receivers | Sung Hoi Shin | 2009-06-16 |
| 6937707 | Method of transmitting one text message to many receivers | Sung Hoi Shin | 2005-08-30 |