Inventor · Green Bay, WI, US

Charles A. Sample

8Patents
5h-index
14Co-inventors
60Inventor score

Filing activity: Jun 27, 1985 → Oct 25, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4668148A Sheet stacking and transferring device Performing Operations; Transporting 14 Expired
US5230688A Servo driven components of a bag machine Performing Operations; Transporting 13 Expired
US4668158A Sheet stacking and transferring device Performing Operations; Transporting 9 Expired
US5094656A Servo drive bag machine Performing Operations; Transporting 9 Expired
US5000727A Servo driven draw roll for bag machine Performing Operations; Transporting 8 Expired
US4668147A Sheet stacking and transferring device Performing Operations; Transporting 2 Expired
US9510923B2 Vaginal insert method of manufacture Human Necessities 1 Active
US12116210B2 Systems and methods for manufacture of controlled release of agricultural cores Chemistry; Metallurgy 0 Active

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