Inventor
WATANABE KYOHEI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE KYOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD
11 patentsUS11413937B2Aug 16, 2022
Current estimating device, electric compressor, current estimating method, and motor current effective value estimating method
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations62
US11146201B2Oct 12, 2021
Current value determination device, controller, electric compressor, current value determination method, and control method
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD1 citations62
US12143046B2Nov 12, 2024
Control device, electric compressor, ripple voltage detecting method, and program
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations59
US12126291B2Oct 22, 2024
Control device, electric compressor, ripple voltage abnormality cause determination method and program
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations59
US12355381B2Jul 8, 2025
Control device, inverter system, control method, and program
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations55
US11418136B2Aug 16, 2022
Electric compressor, motor control method, and non-transitory computer-readable medium
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations51
US12438477B2Oct 7, 2025
Protection control unit for an inverter controlling current flow to a head capacitor
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations50
US12015330B2Jun 18, 2024
Vehicle-mounted electric compressor
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations50
US12326145B2Jun 10, 2025
Control device, electric compressor, control method, and program
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations49
US12377713B2Aug 5, 2025
Electric compressor control device, electric compressor, and electric compressor control method
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations48
US10673348B2Jun 2, 2020
Inverter-integrated electric compressor and circuit board, and method for manufacturing circuit board
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD0 citations40
MITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD
3 patentsUS9450523B2Sep 20, 2016
Motor drive apparatus
MITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD2 citations60
US9755563B2Sep 5, 2017
Inverter control apparatus and inverter apparatus
MITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD0 citations39
US9520824B2Dec 13, 2016
Inverter apparatus
MITSUBISHI HEAVY IND AUTOMOTIVE THERMAL SYS CO LTD0 citations39