Chang; Young-fu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Young-fu.The latest application filed is for "architecture to support service features for wireless calls in a wireless telecommunication system".
- Chang; Young-fu - Buffalo Grove IL
| Patent | Date |
|---|---|
| Architecture to support service features for wireless calls in a wireless telecommunication system Grant 7,062,265 - Chang , et al. June 13, 2 | 2006-06-13 |
| Dynamic adjustment of timers in a communication network Grant 6,724,732 - Abrams , et al. April 20, 2 | 2004-04-20 |
| Multimedia conference call participant identification system and method Grant 6,304,648 - Chang October 16, 2 | 2001-10-16 |
| Communications between the public switched telephone network and packetized data networks Grant 6,198,738 - Chang , et al. March 6, 2 | 2001-03-06 |
| Method for enhancing resource reservation communication Grant 6,058,113 - Chang May 2, 2 | 2000-05-02 |
| Method for enhancing the reliability of a wireless telecommunications system Grant 5,835,564 - Chang , et al. November 10, 1 | 1998-11-10 |
| Method for delivering enhanced caller identification service in a telecommunications network Grant 5,771,283 - Chang , et al. June 23, 1 | 1998-06-23 |
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