Inventor · Shanghai, CN

Zhengjun Yan

6Patents
3h-index
7Co-inventors
46Inventor score

Filing activity: Jul 13, 2007 → Sep 30, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
USD567804S1 Remote control unit General 56 Expired
USD594850S1 Remote control unit General 52 Expired
US10629175B2 Smart detecting and feedback system for smart piano Physics 29 Active
US10636402B2 Systems and methods for automatic calibration of musical devices Physics 1 Active
US11250824B2 Musical system and method thereof Physics 0 Active
US10810979B2 Key assisted user input system and method for a piano system Physics 0 Active

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