HC

Hoon Chang

Samsung: 38 patents #2,921 of 75,807Top 4%
HM Hyundai Motor: 8 patents #1,444 of 11,886Top 15%
LG: 3 patents #10,792 of 26,165Top 45%
AM Amazon: 1 patents #10,608 of 19,158Top 60%
KM Kia Motors: 1 patents #3,666 of 7,429Top 50%
🗺 Texas: #1,707 of 125,132 inventorsTop 2%
Overall (All Time): #53,491 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 26–50 of 50 patents

Patent #TitleCo-InventorsDate
7935992 Transistor, display driver integrated circuit including a transistor, and a method of fabricating a transistor 2011-05-03
7755135 EEPROM having single gate structure Seung-Han Yoo 2010-07-13
7483447 Apparatus and method for exchanging variable-length data according to radio link protocol in mobile communication system Hyun Seok Lee, Dae-Gyun Kim, Chang-Hoi Koo 2009-01-27
7438662 Six-speed power train of automatic transmission for vehicle Wook Jin Jang 2008-10-21
7349714 Power control apparatus and method in a wireless communication system using scheduled packet data service channel Sung Won Lee, Soon-Young Yoon, Seung-Joo Maeng, Woo-June Kim, Hong-Seong Chang 2008-03-25
7068681 Apparatus and method for exchanging variable-length data according to radio link protocol in mobile communication system Hyun Seok Lee, Dae-Gyun Kim, Chang-Hoi Koo 2006-06-27
7039029 Device and method for gating transmission in a CDMA mobile communication system Hyun Seok Lee, Dae-Gyun Kim, Jae-Min Ahn, Chang-Hoi Koo 2006-05-02
6971863 Molding apparatus for molding semiconductor devices in which the mold is automatically treated with a releasing agent Kyung Soo Park, Tae Hyuk KIM, Sung-Soo Lee 2005-12-06
6961326 Apparatus and method for transmitting variable-length data according to a radio link protocol in a mobile communication system Hyun Seok Lee, Dae-Gyun Kim, Chang-Hoi Koo 2005-11-01
6956855 Apparatus and method for retransmitting data according to radio link protocol in mobile communication system 2005-10-18
6950415 Apparatus and method for managing dormant state in a wireless packet data system Tae Won Kim, Sung Won Lee 2005-09-27
6920152 Apparatus and method for exchanging variable-length data according to a radio link protocol in a mobile communication system Hyun Seok Lee, Dae-Gyun Kim, Chang-Hoi Koo 2005-07-19
6895010 Apparatus and method for transmitting and receiving data according to radio link protocol in a mobile communications systems Hyun Seok Lee, Dae-Gyun Kim, Chang-Hoi Koo 2005-05-17
6850509 Scheduling apparatus and method for packet data service in a wireless communication system Sung Won Lee, Soon-Young Yoon, Seung-Joo Maeng, Woo-June Kim, Hong-Seong Chang 2005-02-01
6850508 Apparatus and method for exchanging variable-length data according to a radio link protocol in a mobile communication system Hyun Seok Lee, Dae-Gyun Kim, Chang-Hoi Koo 2005-02-01
6834047 Data communication apparatus and method in multi-carrier CDMA communication system Soon-Young Yoon, Ho-Kyu Choi, Yu-Suk Yun 2004-12-21
6810253 Power control apparatus and method in a wireless communication system using scheduled packet data service channel Sung Won Lee, Soon-Young Yoon, Seung-Joo Maeng, Woo-June Kim, Hong-Seong Chang 2004-10-26
6804219 Data transmitting method in a CDMA system Chang-Hoi Koo, Hyun Seok Lee, Dae-Gyun Kim, Sung Won Lee 2004-10-12
6741618 Device and method for multiplexing physical channel in CDMA communication system Hyun Seok Lee 2004-05-25
6718500 RLP communication device and method for mobile communication system Hyun Seok Lee 2004-04-06
6665313 Apparatus and method for exchanging variable-length data according to radio link protocol in mobile communication system Hyun Seok Lee, Dae-Gyun Kim, Chang-Hoi Koo 2003-12-16
6621809 Device and method for gating transmission in a CDMA mobile communication system Hyun Seok Lee, Dae-Cyun Kim, Jae-Min Ahn, Chang-Hoi Koo 2003-09-16
6614775 Communication device and method in mobile communication system Hyun Seok Lee 2003-09-02
6594244 Data communication device and method in a CDMA communication system Hee-Won Kang, So-Min Park 2003-07-15
6553003 Device and method processing a radio link protocol in a mobile communication system 2003-04-22