Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
CC

Chung K. Chang — 23 Patents

AMD: 15 patents #783 of 9,280Top 9%
ECEverlight Electronics Co.: 3 patents #36 of 159Top 25%
EDEon Silicon Devices: 2 patents #4 of 8Top 50%
NUNational Yang Ming Chiao Tung University: 1 patents #110 of 406Top 30%
TUTamkang University: 1 patents #23 of 93Top 25%
Overall (All Time): #178,160 of 4,157,543Top 5%
23 Patents All Time
Chung K. Chang has been granted 23 US patents while listed as an inventor at AMD. The first was granted in 1993 and the most recent in April 2024. Chung K. Chang ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Chung K. Chang in New Taipei, CA, TW.

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11964881 Method for making iridium oxide nanoparticles Pu-Wei Wu, Yi-Chieh Hsieh, Han Wang, Kuang-Chih Tso, Tzu-Ying Chan +2 more 2024-04-23
10730020 Emulsification element and emulsification device Tung-Wen Cheng, Su-En Wu, Yi-Chun Lin 2020-08-04
9559084 Light-emitting device with multi-color temperature and multi-loop configuration Shih-Hua Pan 2017-01-31
9326350 Light-emitting device with multi-color temperature and multi-loop configuration Shih-Hua Pan 2016-04-26
9210767 Lighting apparatus and light emitting diode device thereof Shun-Chang Li, Cheng-Hsi Hung 2015-12-08
6208539 Two-phase clock charge pump with power regulation 2001-03-27
6028780 Two-phase clock charge pump with power regulation 2000-02-22
5973979 Low supply voltage negative charge pump Johnny C. Chen, Lee Cleveland 1999-10-26 $1,975,000
5867430 Bank architecture for a non-volatile memory enabling simultaneous reading and writing Johnny C. Chen, Tiao-Hua Kuo, Takao Akaogi 1999-02-02
5852582 Non-volatile storage device refresh time detector Lee Cleveland, Yuan Tang, Jonathan S. Su, Chi Chang 1998-12-22 $3,927,000
5841696 Non-volatile memory enabling simultaneous reading and writing by time multiplexing a decode path Johnny C. Chen 1998-11-24 $5,156,000
5644531 Program algorithm for low voltage single power supply flash memories Tiao-Hua Kuo, Johnny C. Chen, James Yu 1997-07-01 $9,468,000
5642311 Overerase correction for flash memory which limits overerase and prevents erase verify errors Lee Cleveland, Yuan Tang, Nancy Leong, Michael Fliesler, Tiao-Hua Kuo 1997-06-24 $34,304,000
5608672 Correction method leading to a uniform threshold voltage distribution for a flash eprom Yuan Tang, Jian Chen 1997-03-04 $12,330,000
5485423 Method for eliminating of cycling-induced electron trapping in the tunneling oxide of 5 volt only flash EEPROMS Yuan Tang, Chi Chang, Michael A. Van Buskirk 1996-01-16 $6,240,000
5406517 Distributed negative gate power supply Johnny C. Chen, Michael A. Van Buskirk, Lee Cleveland 1995-04-11 $15,217,000
5376835 Power-on reset circuit Michael A. Van Buskirk, Johnny C. Chen, Lee Cleveland, Antonio Montalvo 1994-12-27 $9,009,000
5365484 Independent array grounds for flash EEPROM array with paged erase architechture Lee Cleveland, Michael A. Van Buskirk, Johhny C. Chen 1994-11-15 $13,510,000
5359558 Flash eeprom array with improved high endurance Johnny C. Chen, Michael A. Van Buskirk, Lee Cleveland 1994-10-25 $9,272,000
5349558 Sector-based redundancy architecture Lee Cleveland, Michael A. Van Buskirk, Johnny C. Chen 1994-09-20 $5,773,000
5291446 VPP power supply having a regulator circuit for controlling a regulated positive potential Michael A. Van Buskirk, Johnny C. Chen, Lee Cleveland, Antonio Montalvo 1994-03-01 $4,262,000
5282170 Negative power supply Michael A. Van Buskirk, Johnny C. Chen, Lee Cleveland, Antonio Montalvo 1994-01-25 $11,115,000
5263000 Drain power supply Michael A. Van Buskirk, Johnny C. Chen, Lee Cleveland, Antonio Montalvo 1993-11-16 $10,315,000