Inventor · Littleton, CO, US

Jan L. Dorfman

8Patents
6h-index
10Co-inventors
56Inventor score

Filing activity: Dec 23, 1981 → Jun 23, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4463844A Apparatus and method for return of empty aluminum cans Emerging Cross-Sectional Technologies 50 Expired
US4892209A Liquor bottle capping assembly Performing Operations; Transporting 48 Expired
US4923095A Apparatus and method for generating pressures for a disposable container Performing Operations; Transporting 36 Expired
US4739901A Apparatus for use in dispensing fluid from a container Emerging Cross-Sectional Technologies 15 Expired
US5038952A Closure assembly for pressurized plastic beverage container Performing Operations; Transporting 10 Expired
US5235911A Plate cylinder registration apparatus Performing Operations; Transporting 7 Expired
US5094365A Adapter for use in tapping a container Emerging Cross-Sectional Technologies 6 Expired
US5026237A Method and apparatus for crimping a container cap Performing Operations; Transporting 1 Expired

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