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

Lei Hao — 137 Patents

General Motors: 133 patents #29 of 18,328Top 1%
DYDynalloy: 1 patents #28 of 51Top 55%
MEMagna Electronics: 1 patents #266 of 389Top 70%
SUShandong University: 1 patents #324 of 1,030Top 35%
Huawei: 1 patents #8,318 of 15,535Top 55%
Troy, MI: #9 of 2,712 inventorsTop 1%
Michigan: #131 of 86,293 inventorsTop 1%
Overall (All Time): #7,506 of 4,157,543Top 1%
137 Patents All Time
Lei Hao has been granted 137 US patents while listed as an inventor at General Motors. The first was granted in 2009 and the most recent in November 2025. Lei Hao ranks #7,506 of 4,157,543 US inventors in our database (top 0.18%). Patent records list Lei Hao in Troy, MI, US.

Patents per Year

Patents granted per year, 2009 to 2025Bar chart with a peak of 18 patents in 2024.peak 182009: 1 patents20092010: 1 patents2011: 1 patents20112012: 2 patents2013: 2 patents20132014: 9 patents2015: 3 patents20152016: 4 patents2017: 6 patents20172018: 8 patents2019: 17 patents20192020: 12 patents2021: 12 patents20212022: 16 patents2023: 9 patents20232024: 18 patents2025: 16 patents2025

Issued Patents All Time

Showing 1–25 of 137 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12483170 Electric drive system with static pulsed power transfer Peng Peng, Suresh Gopalakrishnan, Renato Amorim Torres, Dongxu Li 2025-11-25
12438203 Distributed battery management for a vehicle Yue Wang, Steven E. Muldoon, Michael P. Barker, Yongwen Zhu 2025-10-07
12403777 Power control system for DC-DC converter and inverter pre-charging and shutdown Chunhao J. Lee, Dongxu Li, Suresh Gopalakrishnan 2025-09-02
12401247 Electric motor with asymmetric-turn windings and a vehicle having the same Peng Peng, Suresh Gopalakrishnan, Renato Amorim Torres, Thomas W. Nehl 2025-08-26
12395004 Charging through electric drive system with minimum torque disturbance Dongxu Li, Minh-Khai Nguyen, Avoki M. Omekanda, Chandra S. Namuduri, Rashmi Prasad 2025-08-19
12384352 Constraint handling for electric motor parameters Yue Wang, Bojian Cao, Suresh Gopalakrishnan, Gionata Cimini 2025-08-12
12388272 Balancing of battery packs via DC-to-DC converters and motor inverter circuits Yue Wang, Yongjie Zhu 2025-08-12
12348162 Power transfer for electric motors with segmented windings Peng Peng, Suresh Gopalakrishnan 2025-07-01
12325327 Energy transfer among mismatched battery systems Mohamed Ahmed Kamel Ahmed, Chandra S. Namuduri 2025-06-10
12316264 Torque ripple mitigation William Robert Jensen, Mazharul Chowdhury, Suresh Gopalakrishnan, Peng Peng 2025-05-27
12282069 Systems and methods for diagnosing health of a battery using in-vehicle impedance analysis Yue Wang, Steven E. Muldoon, Michael P. Barker 2025-04-22
12259922 Search result feedback method and apparatus, and storage medium Yu-Lin Wang, Min Wang, Songcen Xu, Weicai Zhong, Zhenhua Zhao 2025-03-25
12246606 Multi-function DC-DC converter for battery electric vehicles Chandra S. Namuduri, Chengwu Duan, Suresh Gopalakrishnan, Neeraj S. Shidore, Venkata Prasad Atluri 2025-03-11
12240345 Fast charging capable mixed chemistry battery systems Shuonan Xu, Hanho Yun 2025-03-04
12224580 Multi-function converter unit Shuonan Xu 2025-02-11
12206285 System and method of making a cast induction rotor assembly having conductive bars Qigui Wang, John S. Agapiou, Liang Wang, Daniel J. Wilson, Steven L. Burkholder 2025-01-21
12155244 High voltage architecture for multi-port charging system Chandra S. Namuduri, Suresh Gopalakrishnan, Venkata Prasad Atluri, Rashmi Prasad 2024-11-26 $23,776,000
12104682 Hydraulic system and control logic for torque converter assemblies Chunhao J. Lee, Norman K. Bucknor, Dongxu Li, Chengwu Duan 2024-10-01 $31,813,000
12101043 Neural network and torque feedback-based control of vehicle electric traction motor Yue Wang, Suresh Gopalakrishnan 2024-09-24 $29,572,000
12095352 Systems and methods for reducing battery ripple loss Chandra S. Namuduri, Suresh Gopalakrishnan 2024-09-17 $16,466,000
12051985 Battery charging systems and methods via electric machine Suresh Gopalakrishnan, Chandra S. Namuduri, Dongxu Li 2024-07-30 $26,651,000
12036886 Controlling a DC-DC converter for DC charging Chandra S. Namuduri, Samantha Gunter Miller, Chengwu Duan 2024-07-16 $23,377,000
12027908 High power density universal vehicle charger Suresh Gopalakrishnan, Chandra S. Namuduri, Dongxu Li 2024-07-02 $22,015,000
12009715 Electronic gear changing multifunction inverter Rashmi Prasad, Chandra S. Namuduri, Suresh Gopalakrishnan 2024-06-11 $23,771,000
11987136 Current observer for current regulator of vehicle electric traction motor Vinod Chowdary Peddi, Muhammad Hussain Alvi, Suresh Gopalakrishnan 2024-05-21 $22,195,000