Inventor · Bukit Mertajam, MY

Kok Fo

10Patents
5h-index
19Co-inventors
55Inventor score

Filing activity: Aug 15, 2001 → Jun 4, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US7265336B2 Encoder utilizing a reflective cylindrical surface Physics 108 Expired
US6653619B2 Optical motion encoder with a reflective member allowing the light source and sensor to be on the same side Physics 37 Expired
US7102123B2 Reflective imaging encoder Physics 22 Expired
US6975515B2 Electrical module Electricity 9 Expired
US6966623B2 Optical encoder device Physics 6 Expired
US7449677B2 Optical encoder Physics 4 Active
US7244928B2 Optical encoder Physics 3 Expired
US7279674B2 Optical encoder module Physics 2 Expired
US6946980B2 Input device Physics 0 Expired
US7472979B2 Optical encoder device, and system including same Physics 0 Active

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