Inventor · Toyama, JP

Tadao Sunahara

6Patents
4h-index
18Co-inventors
54Inventor score

Filing activity: Jun 23, 1998 → Mar 29, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6275594A Piezoelectric acoustic device Electricity 33 Expired
US8773373B2 Display apparatus with touch panel and piezoelectric actuator Emerging Cross-Sectional Technologies 14 Active
US6147439A Piezoelectric substrate supporting structure for piezoelectric transformer and piezoelectric transformer provided therewith Electricity 6 Expired
US6205226A Piezoelectric acoustic device Electricity 6 Expired
US10856086B2 Piezoelectric acoustic component Electricity 0 Active
US9398377B2 Piezoelectric sound element Physics 0 Active

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