Inventor · Bellevue, WA, US

Eric Johnson Schaffer

5Patents
3h-index
10Co-inventors
54Inventor score

Filing activity: Jul 19, 1990 → Jun 1, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5070995A Noncontact conveyor feeder system Performing Operations; Transporting 76 Expired
US5971714A Electronic CAM compensation of pressure change of servo controlled pumps Mechanical Engineering; Lighting; Heating 27 Expired
US10657474B2 Collaborative design systems, apparatuses, and methods Electricity 9 Active
US11023834B2 Collaborative design systems, apparatuses, and methods Electricity 1 Active
US11610164B2 Workflow project design systems, apparatuses, and methods Electricity 0 Active

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