Li Chen has been granted 10 US patents while listed as an inventor at Intematix . The first was granted in 2006 and the most recent in November 2025. Li Chen ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Li Chen in Xi'an, CN.
Patents per Year Patents granted per year, 2006 to 2025 Bar chart with a peak of 4 patents in 2025. peak 4 2006: 1 patents 2006 2013: 1 patents 2013 2014: 1 patents 2014 2015: 1 patents 2015 2016: 1 patents 2016 2022: 1 patents 2022 2025: 4 patents 2025
Issued Patents All Time
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Showing 1–10 of 10 patents
Patent # Title Co-Inventors Date
12480931 Method for quickly acquiring soil hydraulic properties in situ based on ponded infiltration experiment Dong Ma , Sicong Wu , Jianya Zhang 2025-11-25
12467843 Method for predicting soil hydraulic properties based on upward infiltration experiment of cutting ring soil sample Dong Ma , Sicong Wu , Jianya Zhang 2025-11-11
D1101321 Vacuum cleaner — 2025-11-04
12394807 Distributed fuel cell power supply cabinet Wenquan Tao , Zixing Wang , Nan Li , Pu He 2025-08-19
11264782 Gas switch triggered by optical pulse introduced by optical fiber Zhiguo Wang , Fengju Sun , Jiahui Yin , Xiaofeng Jiang , Aici Qiu +4 more 2022-03-01
9324923 Multiple-chip excitation systems for white light emitting diodes (LEDs) Yi-Qun Li , Gang Wang 2016-04-26
9226392 Tamper protection device and data transaction apparatus Yeng Ming Chang , Carl Robinson 2015-12-29
8669886 Data entry module — 2014-03-11
8567973 Multiple-chip excitation systems for white light emitting diodes (LEDs) Yi-Qun Li , Gang Wang 2013-10-29
7082186 Container inspection system using cobalt-60 γ-ray source and cesium iodide or cadmium tungstate array detector Jinggi Zhao , Huimin Chen , Qifang Han , Zhicheng Huang , Yongging Li +14 more 2006-07-25