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USPTO Patent Rankings Data through Dec 31, 2025
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Chunchen Liu — 16 Patents

Nec: 10 patents #1,350 of 14,502Top 10%
Qualcomm: 4 patents #3,854 of 12,104Top 35%
NCNec (China) Co.: 1 patents #46 of 83Top 60%
University of California: 1 patents #8,022 of 18,278Top 45%
Overall (All Time): #284,196 of 4,157,543Top 7%
16 Patents All Time
Chunchen Liu has been granted 16 US patents while listed as an inventor at Nec. The first was granted in 2016 and the most recent in July 2025. Chunchen Liu ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list Chunchen Liu in Beijing, CA, CN.

Patents per Year

Patents granted per year, 2016 to 2025Bar chart with a peak of 5 patents in 2022.peak 52016: 1 patents20162017: 3 patents20172019: 1 patents20192021: 1 patents20212022: 5 patents20222023: 2 patents20232024: 2 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12346234 Method, device, and computer readable storage media for data analysis Zheng Pan 2025-07-01
11893079 Method, system, and computer program product for determining causality Lu Feng, Wenjuan Wei 2024-02-06
11861508 Causal analysis — 2024-01-02
11651234 Method, device and system for estimating causality among observed variables Lu Feng, Wenjuan Wei 2023-05-16
11615090 Method, apparatus and system for determining accessible paths between two nodes Zheng Pan, Wenjuan Wei 2023-03-28
11537910 Method, system, and computer program product for determining causality Wenjuan Wei, Lu Feng 2022-12-27
11531836 Method, device, and medium for data processing Lu Feng, Lvye Cui, Wenjuan Wei 2022-12-20
11461344 Data processing method and electronic device Wenjuan Wei, Lu Feng 2022-10-04
11341424 Method, apparatus and system for estimating causality among observed variables Wenjuan Wei, Lu Feng 2022-05-24
11232175 Method, system, and computer program product for determining causality Lu Feng, Wenjuan Wei 2022-01-25
11175822 Touchscreen with group filtering Mau-Chung Frank Chang, Li Du, Yan Zhang 2021-11-16
10224310 Hybrid three-dimensional integrated circuit reconfigurable thermal aware and dynamic power gating interconnect architecture — 2019-03-05 $9,921,000
9673773 Signal interconnect with high pass filter Po-Hung Chen, Zhengyu Duan 2017-06-06 $5,960,000
9666562 3D integrated circuit Oscar Ming Kin Law, Ju-Yi Lu 2017-05-30 $7,952,000
9608602 Uncertainty aware interconnect design to improve circuit performance and/or yield Oscar Ming Kin Law, Ju-Yi Lu, Po-Hung Chen, Zhengyu Duan 2017-03-28 $5,956,000
9396247 Method and device for processing a time sequence based on dimensionality reduction Jianqiang Li, Bo Liu 2016-07-19

Frequent Collaborators

Wenjuan Wei8 shared
Lu Feng7 shared
Zheng Pan2 shared
Zhengyu Duan2 shared
Oscar Ming Kin Law2 shared
Po-Hung Chen2 shared

Nearby-Ranked Inventors

Chung-Lin Fu16
Tyrone T. Chen16
Shivendra Katiyar16
Kevin E. Kalajan16
Henry Y. Mark16
Marco Becker16
Nak Gi Sung16
Kenta Iwai16
Brock Mammoser16