Inventor · Tokyo, JP

Fumiharu Hashimoto

3Patents
3h-index
4Co-inventors
33Inventor score

Filing activity: Dec 24, 1987 → Dec 29, 1987

Most-cited inventions

PatentTitleAreaCited byStatus
US4812773A Filter adjustment apparatus and method Electricity 9 Expired
US4841461A Filter adjustment apparatus and method Electricity 9 Expired
US4859881A Filter circuit Electricity 7 Expired

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