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

Ran Li — 46 Patents

CTChangxin Memory Technologies: 6 patents #105 of 743Top 15%
ITIntegrated Device Technology: 3 patents #196 of 758Top 30%
MFMicro Focus: 2 patents #137 of 713Top 20%
PIPower Integrations: 2 patents #118 of 206Top 60%
SCShenzhen Danya Technology Co.: 2 patents #3 of 5Top 60%
Delphi Technologies: 2 patents #1,417 of 4,124Top 35%
TSTexas A&M University System: 1 patents #649 of 1,706Top 40%
TAThe University Of Akron: 1 patents #250 of 724Top 35%
BUBoston University: 1 patents #420 of 1,102Top 40%
University of Florida: 1 patents #1,174 of 2,560Top 50%
ZCZhejiang Chint Electrics Co.: 1 patents #27 of 86Top 35%
BOBOE: 1 patents #7,871 of 12,373Top 65%
Chevron: 1 patents #2,625 of 4,788Top 55%
Disney: 1 patents #4,015 of 6,686Top 65%
GE: 1 patents #19,940 of 36,430Top 55%
Huawei: 1 patents #8,318 of 15,535Top 55%
NCNanjing Silergy Micro Technology Co.: 1 patents #5 of 16Top 35%
PMPeerless Media: 1 patents #6 of 12Top 50%
S(Silergy Semiconductor Technology (Hangzhou): 1 patents #126 of 207Top 65%
TTTaiyuan University Of Technology: 1 patents #156 of 480Top 35%
University Of Texas System: 1 patents #2,951 of 6,559Top 45%
Overall (All Time): #62,001 of 4,157,543Top 2%
46 Patents All Time
Ran Li has been granted 46 US patents while listed as an inventor at Changxin Memory Technologies. The first was granted in 2001 and the most recent in December 2025. Ran Li ranks #62,001 of 4,157,543 US inventors in our database (top 1.5%). Patent records list Ran Li in Beijing, CA, CN.

Patents per Year

Patents granted per year, 2001 to 2025Bar chart with a peak of 9 patents in 2025.peak 92001: 1 patents20012002: 1 patents2005: 2 patents20052008: 1 patents2009: 2 patents20092011: 1 patents2013: 1 patents20132014: 3 patents2015: 2 patents20152016: 1 patents2018: 1 patents20182019: 2 patents2020: 3 patents20202021: 3 patents2022: 3 patents20222023: 5 patents2024: 5 patents20242025: 9 patents2025

Issued Patents All Time

Showing 1–25 of 46 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12512374 Semiconductor structure with void and manufacturing method thereof Ming Cheng, Xiaomeng Jin 2025-12-30
12410788 Plunger pump and pump station Wenshu Wei, Jian Ye, Hao Liu, Mengyu Wu, Rongming Chen +2 more 2025-09-09
12380016 Throttling test mode for browser-based web application load testing Bin Zhou, Bin Li, Tezeen Yu, Renber Xue 2025-08-05
12253076 Emulsion plunger pump and pump head assembly thereof Chuliang Wang, Wenshu Wei, Hao Liu, Jian Ye, Mengyu Wu +2 more 2025-03-18
12244169 Current sharing for multi-output charging device Eng Hwee Quek, Aditya Jayant Kulkarni, Roland Sylvere Saint-Pierre 2025-03-04
12236880 Pixel driving circuit, display panel and method for manufacturing same, and display device Xueyan Tian, Hongwei Tian, Tuo Sun, Xiyu ZHAO 2025-02-25
12237215 Semiconductor structure and method for manufacturing same Ming-Da Cheng, Xing Jin 2025-02-25
12214440 Magnesium/titanium composite plate with large thickness ratios and gradient heterothermal rolling bonding method Jianchao Han, Junxin Wei, Shuaishuai Zhang, Zhenhao Yuan, Yizhi Zhang +3 more 2025-02-04
12193222 Semiconductor structure and method for forming semiconductor structure Leilei Duan, Xing Jin, Ming-Da Cheng 2025-01-07
12154953 Method for manufacturing contact hole, semiconductor structure and electronic equipment Ching-Lun Ma, Leilei Duan, Xinru Han 2024-11-26
12120868 Semiconductor device with buried bit line and preparation method thereof Xing Jin, Ming-Da Cheng 2024-10-15
12096616 Semiconductor structure and manufacturing method thereof Ming-Da Cheng, Xing Jin 2024-09-17
12015304 Power supply system, power supply method, control apparatus, and computer storage medium Zhou Shu 2024-06-18
11908997 Development of a supercapacitive battery via in-situ lithiation Thein Kyu 2024-02-20
11850581 Systems and methods for mitigating polymer fouling Jeffrey S. Lowell, Kenneth A. Dooley, Darius Aruho 2023-12-26
11856749 Memory and method for forming memory 2023-12-26
11799311 Current sharing for multi-output charging device Eng Hwee Quek, Aditya Jayant Kulkarni, Roland Sylvere Saint-Pierre 2023-10-24 $26,505,000
11690919 Endolysosomal targeting conjugates for improved delivery of cargo molecules to the endolysosomal compartment of target cells Elizabeth Sally Ward Ober, Raimund Johannes Ober, Jeffrey Che-Wei KANG, Wei Sun 2023-07-04
D983012 Smart door lock 2023-04-11
11492546 2D electrochromic metal-organic-frameworks Xi Ling, Lu Ping 2022-11-08
11416381 Supporting web components in a web testing environment Er-Xin Shang, Bin Zhou, Chao Jiang 2022-08-16 $1,903,000
11295284 Method, device, storage medium, and system for sharing a nail printing pattern Zhenqing Lin, Peng He 2022-04-05
11169564 Timing circuit and timing method Xingyue Wang, Junjie Qiao 2021-11-09
11108372 Compact balanced radio frequency balun facilitating easy integration Chuying Mao 2021-08-31
11064784 Printing method and system of a nail printing apparatus, and a medium thereof Zhenqing Lin, Peng He, Huanhuan Liang 2021-07-20