Inventor · Nanhu, CN

Chan Zhao

10Patents
4h-index
10Co-inventors
53Inventor score

Filing activity: Nov 16, 2007 → Nov 2, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US8463142B2 Method, apparatus, and system for feedback control of coherent receiver Electricity 10 Active
US8848747B2 Method and device for recovering OTUk frame, and system for transporting OTUk frame Electricity 9 Active
US7925157B2 Ranging method and system for passive optical network and optical network unit thereof Electricity 4 Active
US8064544B2 Method and device for receiving OPFDM-DQPSK signal Electricity 4 Active
US8781333B2 Clock recovery apparatus Electricity 3 Active
US10660618B2 Disposable negative-pressure anterior chamber paracentesis syringe Human Necessities 2 Active
US11517293B2 Negative-pressure paracentesis syringe and use thereof Human Necessities 1 Active
US12342995B2 Negative-pressure paracentesis syringe and use thereof Human Necessities 0 Active
US12383426B2 Medical penetration device and system Human Necessities 0 Active
US8229296B2 Method and apparatus for channel protection switching of optical network device Electricity 0 Active

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