Inventor · Roseville, MN, US

John W. Ulseth

5Patents
4h-index
6Co-inventors
46Inventor score

Filing activity: Aug 30, 1979 → May 24, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US4812633A Optical data card Physics 79 Expired
US4319742A Sheet supply detector and indicator Emerging Cross-Sectional Technologies 21 Expired
US4319740A Sheet feeder Performing Operations; Transporting 21 Expired
US5460853A System and method for multilayer film production on tape substrate Physics 14 Expired
US4255650A Mechanical counter Physics 0 Expired

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