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USPTO Patent Rankings Data through Dec 31, 2025
JC

Johnny C. Chen — 36 Patents

AMD: 27 patents #365 of 9,280Top 4%
Fujitsu Limited: 10 patents #3,161 of 24,456Top 15%
RRRead Rite: 2 patents #114 of 255Top 45%
LILittelfuse: 2 patents #145 of 421Top 35%
3M: 2 patents #5,350 of 11,543Top 50%
SLSpansion Llc.: 1 patents #435 of 769Top 60%
MMMonolithic Memories: 1 patents #17 of 45Top 40%
Milpitas, CA: #113 of 3,192 inventorsTop 4%
California: #13,468 of 386,348 inventorsTop 4%
Overall (All Time): #92,222 of 4,157,543Top 3%
36 Patents All Time
Johnny C. Chen has been granted 36 US patents while listed as an inventor at AMD. The first was granted in 1987 and the most recent in October 2013. Johnny C. Chen ranks #92,222 of 4,157,543 US inventors in our database (top 2.2%). Patent records list Johnny C. Chen in Milpitas, CA, US.

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8557640 Low voltage PNPN protection device Richard Rodrigues, Ethan Kuo 2013-10-15 $6,843,000
8384126 Low voltage PNPN protection device Richard Rodrigues, Ethan Kuo 2013-02-26 $6,322,000
7443732 High performance flash memory device capable of high density data storage Tiao-Hua Kuo, Nancy Leong, Nian Yang, Guowei Wang, Aaron Lee +4 more 2008-10-28 $449,000
6662262 OTP sector double protection for a simultaneous operation flash memory Yasushi Kasa, Guowei Wang, Tiao-Hua Kuo 2003-12-09 $2,702,000
6633949 Bank selector circuit for a simultaneous operation flash memory device with a flexible bank partition architecture Tiao-Hua Kuo, Yasushi Kasa, Nancy Leong, Michael Van Buskirk 2003-10-14 $7,133,000
6470414 Bank selector circuit for a simultaneous operation flash memory device with a flexible bank partition architecture Tiao-Hua Kuo, Yasushi Kasa, Nancy Leong, Michael A. Van Buskirk 2002-10-22 $2,399,000
6463516 Variable sector size for a high density flash memory device Nancy Leong, Tiao-Hua Kuo, Kazuhiro Kurihara 2002-10-08 $890,000
6331950 Write protect input implementation for a simultaneous operation flash memory device Tiao-Hua Kuo, Yasushi Kasa 2001-12-18 $8,747,000
6297993 Acceleration voltage implementation for a high density flash memory device Yasushi Kasa, Trung Pham 2001-10-02 $2,425,000
6275894 Bank selector circuit for a simultaneous operation flash memory device with a flexible bank partition architecture Tiao-Hua Kuo, Yasushi Kasa, Nancy Leong, Michael A. Van Buskirk 2001-08-14 $3,163,000
6208558 Acceleration circuit for fast programming and fast chip erase of non-volatile memory Tiao-Hua Kuo, Nancy Leong 2001-03-27 $5,495,000
6178129 Separate output power supply to reduce output noise for a simultaneous operation 2001-01-23 $6,489,000
6125056 Fast program mode for non-volatile memory Tiao-Hua Kuo, Nancy Leong 2000-09-26 $6,800,000
6125058 System for optimizing the equalization pulse of a read sense amplifier for a simultaneous operation flash memory device Tiao-Hua Kuo, Nancy Leong, Takao Akaogi 2000-09-26 $6,800,000
6101129 Fast chip erase mode for non-volatile memory Tiao-Hua Kuo, Nancy Leong 2000-08-08 $4,885,000
6033955 Method of making flexibly partitioned metal line segments for a simultaneous operation flash memory device with a flexible bank partition architecture Tiao-Hua Kuo, Yasushi Kasa, Nancy Leong, Michael Van Buskirk 2000-03-07 $6,917,000
6005803 Memory address decoding circuit for a simultaneous operation flash memory device with a flexible bank partition architecture Tiao-Hua Kuo, Yasushi Kasa, Nancy Leong, Michael A. Van Buskirk 1999-12-21 $3,429,000
5995415 Simultaneous operation flash memory device with a flexible bank partition architecture Tiao-Hua Kuo, Yasushi Kasa, Nancy Leong, Michael A. Van Buskirk 1999-11-30 $2,801,000
5973979 Low supply voltage negative charge pump Chung K. Chang, Lee Cleveland 1999-10-26 $1,975,000
5867430 Bank architecture for a non-volatile memory enabling simultaneous reading and writing Chung K. Chang, Tiao-Hua Kuo, Takao Akaogi 1999-02-02
5841696 Non-volatile memory enabling simultaneous reading and writing by time multiplexing a decode path Chung K. Chang 1998-11-24 $5,156,000
5708387 Fast 3-state booster-circuit Lee Cleveland 1998-01-13 $12,458,000
5650966 Temperature compensated reference for overerase correction circuitry in a flash memory Lee Cleveland 1997-07-22 $8,310,000
5644531 Program algorithm for low voltage single power supply flash memories Tiao-Hua Kuo, Chung K. Chang, James Yu 1997-07-01 $9,468,000
5406517 Distributed negative gate power supply Chung K. Chang, Michael A. Van Buskirk, Lee Cleveland 1995-04-11 $15,217,000