Inventor · Pella, IA, US

Robert S. Evers

8Patents
7h-index
8Co-inventors
56Inventor score

Filing activity: Jan 29, 1976 → Sep 26, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6640389B2 Casement window operating assembly Fixed Constructions 25 Expired
US4274469A Operator for a slat shade assembly Fixed Constructions 23 Expired
US5092388A Rollable window screen guide locking assembly Fixed Constructions 18 Expired
US5603538A Casement window sash locking system Emerging Cross-Sectional Technologies 18 Expired
US5060339A Blower attachment for a vacuum cleaner Human Necessities 14 Expired
US4850416A Slat shade operator Fixed Constructions 13 Expired
US4086727A Pivot window construction Emerging Cross-Sectional Technologies 12 Expired
US5080407A Removable locking lever for a casement window Emerging Cross-Sectional Technologies 5 Expired

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