Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Derek Tam — 26 Patents

Broadcom: 24 patents #365 of 9,346Top 4%
APAvago Technologies General Ip (Singapore) Pte.: 2 patents #524 of 2,004Top 30%
Irvine, CA: #356 of 6,241 inventorsTop 6%
California: #20,975 of 386,348 inventorsTop 6%
Overall (All Time): #150,017 of 4,157,543Top 4%
26 Patents All Time
Derek Tam has been granted 26 US patents while listed as an inventor at Broadcom. The first was granted in 2003 and the most recent in December 2017. Derek Tam ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Derek Tam in Irvine, CA, US.

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9836420 Integrated systems with universal serial Bus 2.0 and embedded universal serial Bus 2 connectivity Dae Woon Kang, Desheng Ma, Chia-Jen Hsu, Preeti Mulage 2017-12-05 $47,480,000
9727514 Integrated circuits with universal serial bus 2.0 and embedded universal serial bus 2 connectivity Desheng Ma, Chia-Jen Hsu, Preeti Mulage 2017-08-08 $37,759,000
9252833 Power efficient driver architecture Hui Pan, Yuan Yao, Joseph Aziz, Xin Wang, Chia-Jen Hsu 2016-02-02
9231655 System and method for power control in a physical layer device Xin Wang, Hui Pan, Joseph Aziz 2016-01-05 $11,088,000
8977869 Method and system for controlling power of an IC chip based on reception of signal pulse from a neighboring chip Jingguang Wang, Mark Berman, Siavash Fallahi 2015-03-10 $6,097,000
8867352 Receiver based power efficient transmitter for ethernet Kevin Chan 2014-10-21 $3,359,000
8598917 Line driver with reduced dependency on process, voltage, and temperature Andrew Chen, Joseph Aziz 2013-12-03 $2,791,000
8325756 Method and system for a power reduction scheme for Ethernet PHYs Mark Berman, Manolito Catalasan, Ovidiu Bajdechi, Christopher M. Ward, Bruce Conway +1 more 2012-12-04 $3,675,000
8289046 Switchable passive termination circuits Joseph Aziz, Andrew Chen, Ark-Chew Wong, Agnes Woo, Marcel Lugthart 2012-10-16 $9,457,000
8228091 False-link protection circuit and method for utilizing same Ark-Chew Wong, Joseph Aziz, Kevin Chan 2012-07-24 $4,045,000
8183885 Circuit for digitally controlling line driver current Joseph Aziz, Andrew Chen, Ark-Chew Wong 2012-05-22 $3,740,000
8148219 Thick oxide P-gate NMOS capacitor for use in a low-pass filter of a circuit and method of making same Jasmine Cheng, Jungwoo Song, Takayuki Hayashi 2012-04-03 $5,185,000
7982491 Active termination and switchable passive termination circuits Joseph Aziz, Andrew Chen, Ark-Chew Wong, Agnes Woo, Marcel Lugthart 2011-07-19 $4,498,000
7944251 Reduced line driver output dependency on process, voltage, and temperature variations Andrew Chen, Joseph Aziz 2011-05-17 $6,355,000
7547956 Thick oxide P-gate NMOS capacitor for use in a low-pass filter of a circuit and method of making same Jasmine Cheng, Jungwoo Song, Takayuki Hayashi 2009-06-16 $9,213,000
7098738 Fine step and large gain range programmable gain amplifier Ardie Venes 2006-08-29 $7,729,000
7034584 Apparatus for frequency dividing a master clock signal by a non-integer Ka Lun Choi 2006-04-25 $7,534,000
7019565 Methods and systems for fully differential frequency doubling Venugopal Gopinathan 2006-03-28 $11,147,000
7005898 Programmable divider with built-in programmable delay chain for high-speed/low power application Takayuki Hayashi 2006-02-28 $14,641,000
6882189 Programmable divider with built-in programmable delay chain for high-speed/low power application Takayuki Hayashi 2005-04-19 $5,511,000
6882190 Apparatus for frequency dividing a master clock signal by a non-integer Ka Lun Choi 2005-04-19 $5,511,000
6828654 Thick oxide P-gate NMOS capacitor for use in a phase-locked loop circuit and method of making same Jasmine Cheng, Jungwoo Song, Takayuki Hayashi 2004-12-07 $12,319,000
6707327 Frequency dividing circuit Ka Lun Choi 2004-03-16 $16,562,000
6661261 Programmable divider with built-in programmable delay chain for high-speed/low power application Takayuki Hayashi 2003-12-09 $14,699,000
6570417 Frequency dividing circuit Ka Lun Choi 2003-05-27 $10,419,000