Inventor · Barrington, IL, US

John Haarsma

3Patents
2h-index
6Co-inventors
37Inventor score

Filing activity: Sep 29, 1976 → Jul 1, 1986

Most-cited inventions

PatentTitleAreaCited byStatus
US4212696A Method of making an organic composite electrical insulator system Emerging Cross-Sectional Technologies 25 Expired
US4622250A Insulating material and use thereof in insulators Emerging Cross-Sectional Technologies 2 Expired
US4690780A Insulating material and use thereof in insulators Emerging Cross-Sectional Technologies 2 Expired

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