Inventor · Yibin City, CN

Yu Chen

5Patents
2h-index
8Co-inventors
40Inventor score

Filing activity: Oct 28, 2009 → Jan 12, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
USD622641S1 Wheelchair General 31 Expired
USD988941S1 Walker General 4 Active
US11974959B1 Retractable walker Human Necessities 1 Active
US11699347B2 Determining road safety Physics 1 Active
US11210950B2 Determining road safety Physics 0 Active

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