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USPTO Patent Rankings Data through Dec 31, 2025
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Xian Chen — 20 Patents

LILiebert: 7 patents #11 of 182Top 7%
VEVertiv: 5 patents #5 of 155Top 4%
Huawei: 2 patents #5,512 of 15,535Top 40%
HCHangzhou Hikvision Digital Technology Co.: 1 patents #153 of 358Top 45%
VTVia Technologies: 1 patents #566 of 1,108Top 55%
HTHong Kong University Of Science And Technology: 1 patents #320 of 964Top 35%
NGNo.24 Research Institute Of China Electronics Technology Group: 1 patents #34 of 61Top 60%
TETencent: 1 patents #4,257 of 8,131Top 55%
Columbus, OH: #116 of 3,880 inventorsTop 3%
Ohio: #3,368 of 73,341 inventorsTop 5%
Overall (All Time): #214,803 of 4,157,543Top 6%
20 Patents All Time
Xian Chen has been granted 20 US patents while listed as an inventor at Liebert. The first was granted in 2011 and the most recent in August 2025. Xian Chen ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Xian Chen in Columbus, OH, US.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12388288 UPS overload time remaining calculation based on an adaptive minimum envelope filter Matthew Gambill 2025-08-12
12206283 Systems and methods for operating an uninterruptible power supply (UPS) Gregory W. Ratcliff 2025-01-21
12176821 Intelligent rectifier current regulation of DC bus voltage droop Matthew Elswick, Kaiyu Wang 2024-12-24
12158846 Instance deployment method, instance management node, computing node, and computing device Biao Liang 2024-12-03
11848062 Voltage control method and voltage control circuit for anti-fuse memory array Yan Wang, Peijian Zhang, Mingyuan Xu, Feiyu Jiang, Xiyi Liao +5 more 2023-12-19
11397690 Virtualized cache implementation method and physical machine Lina Lu 2022-07-26
11228197 Energy conversion system and method by phase transforming materials Chenbo Zhang 2022-01-18
10637279 Method of mitigating effects of AC input voltage surge in a transformer-less rectifier uninterruptible power supply system Brian P. Heber 2020-04-28
10439431 Method to reduce inrush currents in a transformer-less rectifier uninterruptible power supply system Charles F. Blair, Terry D. Bush 2019-10-08
10015529 Video image quality diagnostic system and method thereof Bin Guo 2018-07-03
9843188 Method to select optimal synchronization source in a multiple uninterruptible power supply system Brian P. Heber 2017-12-12
D786760 Flanged gauge ring — 2017-05-16
9431854 Multiple UPS system having multi-way power tie system and intelligent power sharing control Brian P. Heber 2016-08-30
9373962 Intelligent arbitration of power line based coordinating signals between multiple UPS buses without any auxiliary signals Kevin Eschhofen 2016-06-21
9270160 Repetitive servomechanism controller for uninterruptible power supply system — 2016-02-23
8994740 Cache line allocation method and system Bingxu Gao 2015-03-31
8791597 Uninterruptible power supply with a dual gain voltage regulator controlling an inverter output voltage based on active and reactive components of current — 2014-07-29
8667086 Method, device, and system for downloading games Guangcheng Sun, Min Zhao 2014-03-04
8035944 Power supply system with adaptive blown fuse detection using negative sequence component Brian P. Heber 2011-10-11
7864552 Intelligent sensorless control of a phase controlled rectifier Brian P. Heber, Paul Taylor 2011-01-04

Nearby-Ranked Inventors

Anthony Mertes20
Ed Merjanian20
Arthur J. Higby20
Daniel Rosenberg20
Anthony J. Kuschel20
Mark E. Fauver20
Markus Wintermantel20
Dominik Schnieders20
Christopher P. Roche20