Inventor · McLeansboro, IL, US

Roger D. Star

7Patents
5h-index
9Co-inventors
52Inventor score

Filing activity: Sep 10, 1982 → May 5, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
USD273622S Floor maintenance machine General 20 Expired
US5060334A Street sweeper Performing Operations; Transporting 17 Expired
US4951347A Brush-type cleaning system Fixed Constructions 16 Expired
US6401608B1 Printing press with perfecting station Performing Operations; Transporting 12 Expired
US5251652A Street sweeper Performing Operations; Transporting 11 Expired
US5897755A Cathodic protection test station Chemistry; Metallurgy 4 Expired
USD412451S Cathodic test station General 1 Expired

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