Inventor · Sheboygan Falls, WI, US

John L. Hirsch

12Patents
12h-index
8Co-inventors
71Inventor score

Filing activity: Sep 24, 1973 → Jun 6, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US6578291B2 Shoe wear indicator Human Necessities 93 Expired
US6648122B1 Apparatus for transferring articles Emerging Cross-Sectional Technologies 91 Expired
US4106974A Flying splice apparatus Performing Operations; Transporting 85 Expired
US4171239A Method and apparatus for applying adhesive attaching tapes to pads Emerging Cross-Sectional Technologies 83 Expired
US4056919A Diaper packer Performing Operations; Transporting 81 Expired
US4802570A Stacker with a yoke-type stripping device Performing Operations; Transporting 76 Expired
US4756141A Apparatus for rotating and compressing a stack of pads Performing Operations; Transporting 72 Expired
US4008851A Adhesive tape bag closure Emerging Cross-Sectional Technologies 71 Expired
US4508528A Pad-cross folder Emerging Cross-Sectional Technologies 70 Expired
US4492608A Elastic band applicator and sheet folder Emerging Cross-Sectional Technologies 68 Expired
US4751997A Pad turner and inverter Performing Operations; Transporting 66 Expired
US4025373A Method for applying adhesive tapes to pads Emerging Cross-Sectional Technologies 18 Expired

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