Inventor · Tokyo, JP

Yohei Kato

34Patents
4h-index
51Co-inventors
62Inventor score

Filing activity: Feb 24, 2010 → Dec 28, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US10883745B2 Refrigeration cycle apparatus Mechanical Engineering; Lighting; Heating 16 Active
US9599377B2 Heat pump apparatus Emerging Cross-Sectional Technologies 13 Active
US9909785B2 Heat pump device with simultaneous use of air and geothermal heat sources Emerging Cross-Sectional Technologies 8 Active
US8720212B2 Air-conditioning apparatus Mechanical Engineering; Lighting; Heating 4 Active
US9822994B2 Refrigeration cycle system with internal heat exchanger Mechanical Engineering; Lighting; Heating 3 Active
US10509614B2 Video display apparatus-apparatus communication Electricity 3 Active
US9372021B2 Air-conditioning apparatus Mechanical Engineering; Lighting; Heating 2 Active
US11098927B2 Distributor, heat exchanger and refrigeration cycle apparatus Mechanical Engineering; Lighting; Heating 2 Active
US9797614B2 Air conditioning system Emerging Cross-Sectional Technologies 2 Active
US11808496B2 Heat exchanger and air-conditioning apparatus Mechanical Engineering; Lighting; Heating 1 Active
US10393452B2 Heat exchanger Mechanical Engineering; Lighting; Heating 1 Active
US10156389B2 Refrigeration cycle apparatus with oil separator switching valve Emerging Cross-Sectional Technologies 1 Active
US10955176B2 Air-conditioning apparatus Mechanical Engineering; Lighting; Heating 1 Active
US10697677B2 Plate type heat exchanger and refrigeration cycle apparatus Mechanical Engineering; Lighting; Heating 1 Active
US10401047B2 Refrigeration cycle apparatus Emerging Cross-Sectional Technologies 1 Active
US11550508B2 Semiconductor storage device and control method thereof Physics 1 Active
US10508835B2 Refrigeration cycle apparatus Emerging Cross-Sectional Technologies 1 Active
US11898781B2 Gas header, heat exchanger, and refrigeration cycle apparatus Mechanical Engineering; Lighting; Heating 0 Active
US8493511B2 Display system, display device, and repeater Electricity 0 Active
US10801791B2 Heat exchanger and refrigeration cycle apparatus Mechanical Engineering; Lighting; Heating 0 Active
US11193678B2 Outdoor unit for air-conditioning apparatus, and air-conditioning apparatus including the same Mechanical Engineering; Lighting; Heating 0 Active
US10001318B2 Heat pump device that draws heat from both the atmosphere and another heat source Emerging Cross-Sectional Technologies 0 Active
US11015850B2 Oil separator Mechanical Engineering; Lighting; Heating 0 Active
US10712023B2 Outdoor unit for an air-conditioning apparatus Mechanical Engineering; Lighting; Heating 0 Active
US12281856B2 Heat exchanger and air-conditioning apparatus Mechanical Engineering; Lighting; Heating 0 Active

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