Inventor · Kyoto, JP

Hirohito Yamamoto

7Patents
7h-index
8Co-inventors
56Inventor score

Filing activity: Dec 11, 1979 → Jul 23, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US4793339A Ultrasonic atomizer and storage bottle and nozzle therefor Performing Operations; Transporting 129 Expired
US4790479A Oscillating construction for an ultrasonic atomizer inhaler Emerging Cross-Sectional Technologies 127 Expired
US4319155A Nebulization control system for a piezoelectric ultrasonic nebulizer Emerging Cross-Sectional Technologies 110 Expired
US6651650B1 Ultrasonic atomizer, ultrasonic inhaler and method of controlling same Human Necessities 68 Expired
USD370255S Medicament inhaler General 52 Expired
USD476492S1 Massage chair General 43 Expired
US6901926B2 Ultrasonic atomizer, ultrasonic inhaler and method of controlling same Human Necessities 34 Expired

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