Inventor · Cerritos, CA, US

Rex Chen

7Patents
4h-index
6Co-inventors
50Inventor score

Filing activity: Dec 15, 1995 → Mar 30, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6961570B2 Handling of a wireless device re-entering a service area Electricity 71 Expired
US7209747B2 Handling of an unrecoverable error on a dedicated channel Electricity 23 Expired
US7127253B2 Penalty of cell reselection for a wireless device Electricity 15 Expired
US5646074A Method of forming gate oxide for field effect transistor Emerging Cross-Sectional Technologies 5 Expired
US6821892B1 Intelligent wet etching tool as a function of chemical concentration, temperature and film loss Electricity 4 Expired
US12084147B2 Electric assisted bicycle and hub motor thereof Performing Operations; Transporting 0 Active
US8195131B2 Replying to an SMS broadcast message Electricity 0 Active

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