Inventor · Chengdu, CN

Lei Chen

471Patents
12h-index
805Co-inventors
89Inventor score

Filing activity: Feb 20, 1996 → Dec 29, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6568055B1 Arbor clamping apparatus for boring and milling machines Emerging Cross-Sectional Technologies 57 Expired
US10559225B1 Computer-implemented systems and methods for automatically generating an assessment of oral recitations of assessment items Physics 47 Active
US10298950B2 P frame-based multi-hypothesis motion compensation method Electricity 34 Active
US9984682B1 Computer-implemented systems and methods for automatically generating an assessment of oral recitations of assessment items Physics 32 Active
US6761099B2 Venetian blind cutting machine capable of clamping the slats automatically Emerging Cross-Sectional Technologies 30 Expired
USD750173S1 LED display General 21 Active
US7571302B1 Dynamic data dependence tracking and its application to branch prediction Physics 21 Expired
US8255631B2 Priority-based prefetch requests scheduling and throttling Physics 20 Active
US10607188B2 Systems and methods for assessing structured interview responses Physics 17 Active
US9245025B2 Systems, methods, and computer-readable media for searching for events from a computer-implemented calendar Physics 16 Active
US9612758B1 Performing a pre-warm-up procedure via intelligently forecasting as to when a host computer will access certain host data Physics 13 Active
US9652999B2 Computer-implemented systems and methods for estimating word accuracy for automatic speech recognition Physics 12 Active
US9281841B2 Load balanced decoding of low-density parity-check codes Electricity 11 Active
US11108605B2 Phase tracking reference signal processing method and apparatus Electricity 10 Active
US8739004B2 Symbol flipping LDPC decoding system Electricity 10 Active
US6105696A Electric vehicle with combined motors of multistep power outputs Emerging Cross-Sectional Technologies 10 Expired
US10779088B1 Sound producing device Electricity 9 Active
US8656249B2 Multi-level LDPC layer decoder Electricity 9 Active
US6719610B2 Method and device for grinding particulates Emerging Cross-Sectional Technologies 9 Expired
US6587999B1 Modeling delays for small nets in an integrated circuit design Physics 9 Expired
US5685796A Planetary gearing unit Mechanical Engineering; Lighting; Heating 8 Expired
US10937444B1 End-to-end neural network based automated speech scoring Physics 8 Active
US9177558B2 Systems and methods for assessment of non-native spontaneous speech Physics 8 Active
US6339453B1 Television system having replaceable graphics user interface architecture Electricity 8 Expired
US8709703B2 Methods for forming patterned structures Physics 8 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.