Inventor · Calgary, AB, CA

William Bell

7Patents
7h-index
13Co-inventors
56Inventor score

Filing activity: Feb 19, 1988 → Jan 12, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US4877326A Method and apparatus for optical inspection of substrates Physics 185 Expired
US5131755A Automatic high speed optical inspection system Physics 61 Expired
US5085517A Automatic high speed optical inspection system Physics 43 Expired
US7210721B1 Side mounted ladder rack for pick-up truck Performing Operations; Transporting 18 Expired
USRE37740E1 Method and apparatus for optical inspection of substrates General 12 Expired
US6223896A Carrying case with flexible shield for laptop computer Physics 10 Expired
US5755453A Trailer guide with an elevatable tube for viewing purposes Performing Operations; Transporting 10 Expired

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