Inventor · Circle Pines, MN, US

William L. Sondermann

4Patents
3h-index
4Co-inventors
39Inventor score

Filing activity: Jun 12, 1987 → Jul 13, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US4917093A Biological tissue stimulator with adjustable high voltage power supply dependent upon load impedance Human Necessities 93 Expired
US5418686A Electrical safety system for electrical device Emerging Cross-Sectional Technologies 10 Expired
US5411534A Electrical safety system for electrical device Emerging Cross-Sectional Technologies 5 Expired
US5334223A Electrical safety system for electrical device General 0 Revoked

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