Patent assignee · TW · INDIVIDUAL

Yi-Fu Chen

9Patents
9Active
9Granted
47Portfolio score

Filing activity: Nov 18, 2008 → Apr 10, 2023 · 2 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7920054B2 Bicycle meter assembly with positioning function Performing Operations; Transporting 7 Active
US11324326B2 Multi-directional adjustable armrest pad and chair armrest device with armrest pad Mechanical Engineering; Lighting; Heating 3 Active
US9498869B2 Socket wrench Performing Operations; Transporting 3 Active
US10196183B2 Fastener container Performing Operations; Transporting 3 Active
US8201975B1 LED lighting fixture with rotating terminal block Electricity 3 Active
US10040177B2 Socket wrench Performing Operations; Transporting 2 Active
US9193562B2 Universal reel device Performing Operations; Transporting 1 Active
US8807297B2 Mechanical disk brake caliper assembly Mechanical Engineering; Lighting; Heating 0 Active
US12384015B2 Telescopic wrench Performing Operations; Transporting 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.