Inventor · Tokyo, JP

Kazuchika TSUCHIDA

46Patents
3h-index
30Co-inventors
59Inventor score

Filing activity: Oct 26, 2011 → Mar 23, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US9647501B2 Interior permanent magnet motor, compressor and refrigeration and air conditioning apparatus Electricity 9 Active
US10090743B2 Embedded permanent magnet-type electric motor, compressor, and refrigeration/air-conditioning device Electricity 4 Active
US10008893B2 Permanent magnet-embedded electric motor, compressor, and refrigerating and air-conditioning device Electricity 3 Active
US10084354B2 Electric motor with a permanent magnet embedded rotor with curved magnets and magnet accommodation holes of varying radiuses Electricity 2 Active
US10020699B2 Embedded permanent magnet type electric motor, compressor, and refrigeration air-conditioning device Electricity 2 Active
US9634531B2 Electric motor with embedded permanent magnet, compressor, and refrigeration/air-conditioning device Mechanical Engineering; Lighting; Heating 2 Active
US10135307B2 Rotor, permanent-magnet-embedded motor, and compressor Electricity 1 Active
US10284030B2 Permanent magnet embedded electric motor, compressor, and a refrigerating and air conditioning device Electricity 1 Active
US9899897B2 Permanent magnet buried type electric motor and compressor Electricity 1 Active
US9577483B2 Rotor for a permanent-magnet embedded motor having permanent magnets fitted into a plurality of magnet insertion holes formed in a circumferential direction Electricity 1 Active
US10992213B2 Motor of compressor and refrigeration cycle apparatus Electricity 1 Active
US9876402B2 Permanent magnet embedded electric motor, compressor, and refrigerating and air-conditioning device Electricity 1 Active
US11588386B2 Motor, fan, electric vacuum cleaner, and hand drier Electricity 1 Active
US10103588B2 Permanent magnet-embedded electric motor, compressor, and refrigerating and air-conditioning device Electricity 1 Active
US10947994B2 Electric blower and electric equipment Mechanical Engineering; Lighting; Heating 1 Active
US10483816B2 Motor, rotor, compressor, and refrigeration and air conditioning apparatus Electricity 1 Active
US9472986B2 Rotor Electricity 1 Active
US10804754B2 Permanent magnet embedded motor, compressor, and refrigerating and air conditioning apparatus Electricity 0 Active
US12323000B2 Electric motor, fan, and air conditioner Electricity 0 Active
US11962224B2 Rotor, motor, fan, and electric vacuum cleaner or hand dryer Electricity 0 Active
US9853510B2 Permanent magnet-embedded electrical motor, compressor, and refrigerating air conditioning device Electricity 0 Active
US11576538B2 Electric blower, electric vacuum cleaner, and hand drier Mechanical Engineering; Lighting; Heating 0 Active
US11268532B2 Electric blower, electric vacuum cleaner, and hand dryer Mechanical Engineering; Lighting; Heating 0 Active
US10714993B2 Rotor, interior permanent magnet motor, and compressor Emerging Cross-Sectional Technologies 0 Active
US10998777B2 Electric motor Electricity 0 Active

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