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

Dao-Long Chen — 31 Patents

AEAdvanced Semiconductor Engineering: 10 patents #114 of 1,073Top 15%
HAHyundai Electronics America: 8 patents #6 of 148Top 5%
ATAT&T: 7 patents #2,622 of 18,772Top 15%
LSLsi: 7 patents #482 of 3,238Top 15%
SLSymbios Logic: 5 patents #2 of 87Top 3%
Ncr: 5 patents #373 of 3,019Top 15%
SYSymbios: 1 patents #17 of 39Top 45%
Fort Collins, CO: #104 of 3,421 inventorsTop 4%
Colorado: #1,005 of 40,980 inventorsTop 3%
Overall (All Time): #115,823 of 4,157,543Top 3%
31 Patents All Time
Dao-Long Chen has been granted 31 US patents while listed as an inventor at Advanced Semiconductor Engineering. The first was granted in 1993 and the most recent in May 2020. Dao-Long Chen ranks #115,823 of 4,157,543 US inventors in our database (top 2.8%). Patent records list Dao-Long Chen in Fort Collins, CO, US.

Patents per Year

Patents granted per year, 1993 to 2020Bar chart with a peak of 4 patents in 1994.peak 41993: 1 patents19931994: 4 patents1995: 2 patents19951996: 1 patents1997: 1 patents19971998: 3 patents1999: 1 patents19992000: 3 patents2002: 3 patents20022003: 2 patents2017: 2 patents20172018: 3 patents2019: 2 patents20192020: 3 patents2020

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10658257 Semiconductor package structure, semiconductor wafer level package and semiconductor manufacturing process Chih-Pin Hung, Ming-Hung Chen 2020-05-19 $898,000
10658319 Semiconductor devices and semiconductor packages Chih-Pin Hung, Ying-Ta Chiu, Ping-Feng Yang 2020-05-19 $898,000
10553527 Substrate and semiconductor device package Chih-Pin Hung 2020-02-04 $5,140,000
10217649 Semiconductor device package having an underfill barrier Jin-Yuan Lai, Tang-Yuan Chen, Ying-Xu Lu, Kwang-Lung Lin, Chih-Pin Hung +3 more 2019-02-26 $1,811,000
10181448 Semiconductor devices and semiconductor packages Chih-Pin Hung, Ying-Ta Chiu, Ping-Feng Yang 2019-01-15 $2,012,000
10037974 Semiconductor device package and method of manufacturing the same Chien Lin CHANG CHIEN, Chang-Chi Lee, Chin-Li KAO, Ta-Chien Cheng 2018-07-31 $2,588,000
9953930 Semiconductor package structure and method for manufacturing the same Ying-Ta Chiu, Chiu-Wen LEE, Po-Hsien Sung, Ping-Feng Yang, Kwang-Lung Lin 2018-04-24 $1,636,000
9917071 Semiconductor packages Ying-Ta Chiu, Yong-Da Chiu, Chih-Cheng Lee, Chih-Pin Hung 2018-03-13 $2,240,000
9741675 Bump structures, semiconductor device and semiconductor device package having the same Ping-Feng Yang, Chang-Chi Lee, Chien-Fan Chen 2017-08-22 $3,001,000
9589871 Semiconductor package structure and method for manufacturing the same Tang-Yuan Chen, Chin-Li KAO, Kuo-Hua Chen, Ming-Hung Chen 2017-03-07 $2,102,000
6606365 Modified first-order digital PLL with frequency locking capability 2003-08-12 $7,042,000
6531927 Method to make a phase-locked loop's jitter transfer function independent of data transition density 2003-03-11 $2,436,000
6405270 Method and apparatus for increasing data rates between nodes of a serial bus 2002-06-11 $8,081,000
6385236 Method and Circuit for testing devices with serial data links 2002-05-07 $7,454,000
6359486 Modified phase interpolator and method to use same in high-speed, low power applications 2002-03-19 $12,171,000
RE36874 Supply voltage tolerant phase-locked loop circuit 2000-09-19
6061261 Wall outlet with direct current output Daniel L. Ellsworth 2000-05-09 $5,445,000
6041090 Data sampling and recover in a phase-locked loop (PLL) 2000-03-21 $90,168,000
5990716 Method and system for recovering digital data from a transmitted balanced signal 1999-11-23 $15,861,000
5850422 Apparatus and method for recovering a clock signal which is embedded in an incoming data stream 1998-12-15
5754080 Single-edge triggered phase detector Robert D. Waldron 1998-05-19
5726991 Integral bit error rate test system for serial data communication links Robert D. Waldron, Khanh Nguyen 1998-03-10
5675620 High-frequency phase locked loop circuit 1997-10-07
5563782 Wall outlet with direct current output Daniel L. Ellsworth 1996-10-08
5477180 Circuit and method for generating a clock signal 1995-12-19