Ji Zhang has been granted 8 US patents while listed as an inventor at Google . The first was granted in 2004 and the most recent in December 2025. Ji Zhang ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Ji Zhang in Fremont, CA, US.
Patents per Year Patents granted per year, 2004 to 2024 Bar chart with a peak of 2 patents in 2024. peak 2 2004: 1 patents 2004 2010: 1 patents 2010 2012: 1 patents 2012 2022: 1 patents 2022 2024: 2 patents 2024
Issued Patents All Time
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Showing 1–8 of 8 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12487201 Method for diagnosing lithium plating in lithium ion batteries by using electrochemical impedance spectroscopy Sonia DANDL , Peng Dong , Edwin KNOBBE , Sebastian SCHARNER , Pengzhang Wu 2025-12-02
12480371 Device and method for rapidly regulating downhole pressure after kick in deepwater shallow open-circuit drilling Yanhui Yang , Hui Liu , Xiaoao Liu , Jinwen Wang , Bo Zhang +6 more 2025-11-25
12124386 Memory validation Sabareeshkumar Ravikumar , Shishuang Sun , Feng Wang 2024-10-22
$118,222,000
11868286 Memory validation Sabareeshkumar Ravikumar , Shishuang Sun , Feng Wang 2024-01-09
$88,181,000
11494317 Memory validation Sabareeshkumar Ravikumar , Shishuang Sun , Feng Wang 2022-11-08
$53,588,000
8110677 Microwave-assisted extraction of polysaccharide from Artemisia sphaerocephala Junlong Wang , Yiqian WU , Jian Yao , Yunpu Wang , Junyu Liang +3 more 2012-02-07
7649120 Microwave-assisted extraction of solanesol from potato stems and/or leaves Xiaolong XU , Tong Chen , Junyi Ma , Jian Yao , Junyu Liang +3 more 2010-01-19
6754765 Flash memory controller with updateable microcode Chao-I Chang 2004-06-22
