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

Chiakang Sung — 194 Patents

Intel: 191 patents #63 of 30,777Top 1%
NSNational Semiconductor: 2 patents #867 of 2,238Top 40%
NPNorth American Philips: 1 patents #281 of 645Top 45%
Milpitas, CA: #1 of 3,192 inventorsTop 1%
California: #599 of 386,348 inventorsTop 1%
Overall (All Time): #3,607 of 4,157,543Top 1%
194 Patents All Time
Chiakang Sung has been granted 194 US patents while listed as an inventor at Intel. The first was granted in 1987 and the most recent in July 2017. Chiakang Sung ranks #3,607 of 4,157,543 US inventors in our database (top 0.09%). Patent records list Chiakang Sung in Milpitas, CA, US.

Patents per Year

Patents granted per year, 1987 to 2017Bar chart with a peak of 19 patents in 2007.peak 191987: 1 patents19871989: 1 patents1991: 1 patents1996: 2 patents19961997: 2 patents1998: 4 patents1999: 7 patents19992000: 3 patents2001: 14 patents2002: 14 patents20022003: 12 patents2004: 16 patents2005: 12 patents20052006: 14 patents2007: 19 patents2008: 9 patents20082009: 10 patents2010: 7 patents2011: 7 patents20112012: 7 patents2013: 11 patents2014: 8 patents20142015: 9 patents2016: 2 patents2017: 2 patents2017

Issued Patents All Time

Showing 1–25 of 194 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9711189 On-die input reference voltage with self-calibrating duty cycle correction Bonnie I. Wang, Xiaobao Wang, Yan Chong, Joseph Huang, Khai Nguyen +1 more 2017-07-18
9558131 Integrated circuit with bonding circuits for bonding memory controllers Jeffrey Erik Schulz, Michael H. Chu 2017-01-31
9504156 Distribution of return paths for improved impedance control and reduced crosstalk Gopinath Rangan, Khai Nguyen 2016-11-22
9473145 Programmable high-speed I/O interface Bonnie I. Wang, Joseph Huang, Khai Nguyen, Philip Pan 2016-10-18
9208109 Memory controllers with dynamic port priority assignment capabilities Michael H. Chu, Jeffrey Erik Schulz, Ravish Kapasi 2015-12-08 $34,853,000
9166591 High speed IO buffer Foong Tek Chan, Xiabao Wang, Khai Nguyen, Ket Chiew Sia, Boon Jin Ang 2015-10-20 $8,023,000
9166589 Multiple data rate interface architecture Philip Pan, Joseph Huang, Yan Chong, Bonnie I. Wang 2015-10-20 $8,023,000
9158873 Circuit design technique for DQS enable/disable calibration Yan Chong, Joseph Huang, Sean Shau-Tu Lu, Pradeep Nagarajan 2015-10-13 $34,312,000
9111603 Systems and methods for memory controller reference voltage calibration Xiaobao Wang, Joseph Huang 2015-08-18 $14,677,000
9099999 Adjustable drive strength input-output buffer circuitry Bonnie I. Wang, Joseph Huang, Khai Nguyen, Tony Ngai, Zhe Li +1 more 2015-08-04 $13,094,000
9048823 Duty cycle distortion correction circuitry John Henry Bui, Lay Hock Khoo, Khai Nguyen, Ket Chiew Sia 2015-06-02 $11,216,000
9032162 Systems and methods for providing memory controllers with memory access request merging capabilities Ching-Chi Chang, Ravish Kapasi, Jeffrey Erik Schulz, Michael H. Chu, Caroline Ssu-Min Chen 2015-05-12 $15,740,000
9001595 Data strobe enable circuitry Wilma Waiman Shiao, Warren Nordyke, Khai Nguyen 2015-04-07 $17,520,000
8854078 Dynamic termination-impedance control for bidirectional I/O pins Xiaobao Wang, Bonnie I. Wang, Khai Nguyen 2014-10-07 $6,818,000
8829948 Programmable high-speed I/O interface Bonnie I. Wang, Joseph Huang, Khai Nguyen, Philip Pan 2014-09-09 $7,341,000
8787097 Circuit design technique for DQS enable/disable calibration Yan Chong, Joseph Huang, Sean Shau-Tu Lu, Pradeep Nagarajan 2014-07-22 $4,171,000
8779754 Method and apparatus for minimizing skew between signals Yan Chong, Joseph Huang, Eric Choong-Yin Chang, Peter Boyle, Adam Wright 2014-07-15 $12,620,000
8680905 Digital PVT compensation for delay chain Pradeep Nagarajan, Yan Chong, Sean Shau-Tu Lu, Joseph Huang 2014-03-25 $11,711,000
8671303 Write-leveling implementation in programmable logic devices Yan Chong, Bonnie I. Wang, Joseph Huang, Michael H. M. Chu 2014-03-11 $8,295,000
8630131 Data strobe enable circuitry Wilma Waiman Shiao, Warren Nordyke, Khai Nguyen 2014-01-14 $10,767,000
8624647 Duty cycle correction circuit for memory interfaces in integrated circuits Yan Chong, Joseph Huang, Pradeep Nagarajan 2014-01-07 $7,384,000
8610462 Input-output circuit and method of improving input-output signals Xiaobao Wang, Khai Nguyen, Bonnie I. Wang 2013-12-17 $4,814,000
8593195 High performance memory interface circuit architecture Joseph Huang, Philip Pan, Yan Chong, Andy L. Lee, Brian Johnson 2013-11-26 $14,368,000
8575957 Multiple data rate interface architecture Philip Pan, Joseph Huang, Yan Chong, Bonnie I. Wang 2013-11-05 $7,486,000
8565034 Variation compensation circuitry for memory interface Sean Shau-Tu Lu, Joseph Huang, Yan Chong, Pradeep Nagarajan 2013-10-22 $14,792,000