Inventor · Sakai, JP

Hisashi Sumida

14Patents
4h-index
19Co-inventors
53Inventor score

Filing activity: Jul 30, 1993 → Apr 22, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6460774B2 Remote controller for air-conditioning apparatus Electricity 76 Expired
US5592824A Driving control device for air conditioner Physics 74 Expired
US6685098B2 Setback timer of air conditioner, air conditioning system, and method of setting setback timer display Mechanical Engineering; Lighting; Heating 52 Expired
US5390506A Electric power supply apparatus of air condition control machine Mechanical Engineering; Lighting; Heating 16 Expired
US5697224A Operation control and indication device for air conditioner Mechanical Engineering; Lighting; Heating 4 Expired
US8655489B2 Air-conditioning controller Mechanical Engineering; Lighting; Heating 2 Active
US6776350B2 Remote controller for air conditioner and air conditioner Mechanical Engineering; Lighting; Heating 2 Expired
US8689140B2 Remote control unit of air conditioning apparatus having a menu with items displayed in a predetermined order and a top item in the menu being different when a predetermined input is received Mechanical Engineering; Lighting; Heating 1 Active
US8063745B2 Air conditioner and address setting method in air conditioner Electricity 1 Active
US8024939B2 Outdoor unit of air conditioner and its control method Emerging Cross-Sectional Technologies 0 Active
US8266920B2 Refrigerant cycle and method of controlling the same Emerging Cross-Sectional Technologies 0 Active
US7990260B2 Electric device and method of normality determination for communication function in such an electric device Mechanical Engineering; Lighting; Heating 0 Active
US8196065B2 Remote control unit of air conditioning apparatus Mechanical Engineering; Lighting; Heating 0 Active
US8291333B2 Air conditioning controller Mechanical Engineering; Lighting; Heating 0 Active

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