Inventor · Ushiku, JP

Akira Nishiguchi

17Patents
8h-index
37Co-inventors
72Inventor score

Filing activity: May 18, 1983 → Oct 10, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5156203A Air conditioning system Mechanical Engineering; Lighting; Heating 63 Expired
US5577555A Heat exchanger Emerging Cross-Sectional Technologies 33 Expired
US4520634A Multi-stage absorption refrigeration system Emerging Cross-Sectional Technologies 23 Expired
US5282369A Multiple type absorption air conditioning system Emerging Cross-Sectional Technologies 16 Expired
US5435154A High temperature regenerator of an absorption type hot and cold water generator and absorption type hot and cold water generator Mechanical Engineering; Lighting; Heating 11 Expired
US5289868A Absorption chiller heater and unit-type air conditioning system Emerging Cross-Sectional Technologies 11 Expired
US4499859A Vapor generator Mechanical Engineering; Lighting; Heating 9 Expired
US5517830A Multiple type absorption air conditioning system Emerging Cross-Sectional Technologies 8 Expired
US5275010A Control method and apparatus of absorption chiller heater Emerging Cross-Sectional Technologies 7 Expired
US6122930A Absorption refrigerating machine Emerging Cross-Sectional Technologies 7 Expired
US6247331A Absorption refrigerator and the method of producing the same Emerging Cross-Sectional Technologies 7 Expired
US6233968A Absorption refrigerating machine Emerging Cross-Sectional Technologies 7 Expired
US5259202A Absorption air-conditioning system Emerging Cross-Sectional Technologies 6 Expired
US5205137A Absorption air conditioner Emerging Cross-Sectional Technologies 6 Expired
US5218844A Absorption heat pump apparatus with indoor and outdoor heat exchangers Emerging Cross-Sectional Technologies 5 Expired
US6701727B2 Apparatus and method for managing heat source unit for air conditioner Mechanical Engineering; Lighting; Heating 4 Expired
US5447042A Multiple type absorption air conditioning system Emerging Cross-Sectional Technologies 4 Expired

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