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

An-Chung Chen — 24 Patents

SLSpansion Llc.: 10 patents #91 of 769Top 15%
PEPhison Electronics: 9 patents #33 of 344Top 10%
NVIDIA: 2 patents #2,935 of 7,811Top 40%
ALAcer Laboratories: 1 patents #3 of 31Top 10%
Globalfoundries: 1 patents #2,221 of 4,424Top 55%
Overall (All Time): #168,038 of 4,157,543Top 5%
24 Patents All Time
An-Chung Chen has been granted 24 US patents while listed as an inventor at Spansion Llc.. The first was granted in 1998 and the most recent in April 2020. An-Chung Chen ranks #168,038 of 4,157,543 US inventors in our database (top 4.0%). Patent records list An-Chung Chen in Hengshan, CA, TW.

Patents per Year

Patents granted per year, 1998 to 2020Bar chart with a peak of 4 patents in 2015.peak 41998: 1 patents19982004: 1 patents2007: 3 patents20072008: 2 patents2009: 1 patents20092010: 2 patents2011: 3 patents20112013: 1 patents2014: 2 patents20142015: 4 patents2016: 3 patents20162020: 1 patents2020

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10627851 Reference clock signal generation method, memory storage device and connection interface unit Chih-Ming Chen, Kuen-Chih Lin 2020-04-21
9449660 Sampling circuit module, memory control circuit unit, and method for sampling data Jen-Chu Wu 2016-09-20
9391119 Non-volatile random access memory devices with shared transistor configuration and methods of forming the same 2016-07-12 $2,207,000
9237005 Clock data recovery circuit module and method for generating data recovery clock Chih-Ming Chen 2016-01-12
9058863 Reference frequency setting method, memory controller and memory storage apparatus Chih-Ming Chen 2015-06-16
9059789 Signal processing method, connector, and memory storage device Chih-Ming Chen 2015-06-16
9020086 Clock data recovery circuit module and method for generating data recovery clock Chih-Ming Chen 2015-04-28
9003100 Reference frequency setting method, memory controller, and flash memory storage apparatus Chih-Ming Chen, Wen-Lung Cheng 2015-04-07
8803120 Diode and resistive memory device structures Manuj Rathor, Steven C. Avanzino, Suzette K. Pangrle 2014-08-12 $1,424,000
8787515 Clock data recovery circuit 2014-07-22
8571158 Method and data transceiving system for generating reference clock signal Wen-Lung Cheng, Wei-Yung Chen 2013-10-29
8084770 Test structures for development of metal-insulator-metal (MIM) devices Steven C. Avanzino, Suzette K. Pangrle, Manuj Rathor, Sameer Haddad, Nicholas H. Tripsas +1 more 2011-12-27 $1,482,000
8035099 Diode and resistive memory device structures Manuj Rathor, Steven C. Avanzino, Suzette K. Pangrle 2011-10-11 $2,963,000
7916523 Method of erasing a resistive memory device Sameer Haddad, Yi-Ching Wu, Swaroop Kaza 2011-03-29 $1,187,000
7746698 Programming in memory devices using source bitline voltage bias Zhizheng Liu, Wei Zheng, Kuo-Tung Chang, Sung-Yong Chung, Gulzar Ahmed Kathawala +1 more 2010-06-29 $497,000
7646624 Method of selecting operating characteristics of a resistive memory device Tzu-Ning Fang, Swaroop Kaza, Sameer Haddad 2010-01-12
7619401 Bandgap reference circuit Hung-Cheng Huang, Wen-Lung Cheng, Ming-Tse Lin 2009-11-17 $4,636,000
7468525 Test structures for development of metal-insulator-metal (MIM) devices Steven C. Avanzino, Suzette K. Pangrle, Manuj Rathor, Sameer Haddad, Nicholas H. Tripsas +1 more 2008-12-23 $556,000
7384800 Method of fabricating metal-insulator-metal (MIM) device with stable data retention Steven C. Avanzino, Sameer Haddad, Yi-Ching Wu, Suzette K. Pangrle, Jeffrey A. Shields 2008-06-10 $2,063,000
7289351 Method of programming a resistive memory device Sameer Haddad 2007-10-30 $2,971,000
7286388 Resistive memory device with improved data retention Sameer Haddad, Tzu-Ning Fang, Yi-Ching Wu, Colin S. Bill 2007-10-23 $1,405,000
7253599 Bandgap reference circuit Hung-Cheng Huang, Wen-Lung Cheng, Ming-Tse Lin 2007-08-07 $158,024,000
6681271 Computer system for multi-type DRAM support Tsai Chih-Hung, Li-Te Cheng, Wu Shun-Cheng, Kun Cheng, Horng-Sheng Chen 2004-01-20
5778196 Method and device for identifying a bus memory region 1998-07-07