Inventor · Richmond, KY, US

Randall R. Coffman

6Patents
3h-index
1Co-inventors
47Inventor score

Filing activity: Oct 17, 1983 → Sep 18, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US4964228A Dryer door mechanism Mechanical Engineering; Lighting; Heating 10 Expired
US4961274A Seal system for dryer Mechanical Engineering; Lighting; Heating 4 Expired
US4509275A Dryer having top pivot for tumbler Textiles; Paper 4 Expired
US5036602A Heat recirculating dryer Textiles; Paper 3 Expired
US8556244B2 Adjustable angle clamp Performing Operations; Transporting 2 Active
US6318712A Angle gluing clamp Performing Operations; Transporting 2 Expired

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