P

Inventor

YAMAMOTO KATSUYUKI

JP45 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMOTO KATSUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUBISHI ELECTRIC CORP

19 patents
US10508662B2Dec 17, 2019

Propeller fan

MITSUBISHI ELECTRIC CORP5 citations84
US11333166B2May 17, 2022

Propeller fan and refrigeration cycle apparatus

MITSUBISHI ELECTRIC CORP2 citations73
US11098734B2Aug 24, 2021

Propeller fan, air-conditioning apparatus and ventilator

MITSUBISHI ELECTRIC CORP2 citations73
US10495328B2Dec 3, 2019

Outdoor unit of air conditioner and refrigeration cycle device

MITSUBISHI ELECTRIC CORP3 citations73
US12270411B2Apr 8, 2025

Propeller fan, blower, and air conditioner

MITSUBISHI ELECTRIC CORP0 citations62
US11976872B2May 7, 2024

Axial flow fan, air-sending device, and refrigeration cycle apparatus

MITSUBISHI ELECTRIC CORP0 citations62
US11788547B2Oct 17, 2023

Propeller fan, air-sending device, and refrigeration cycle device

MITSUBISHI ELECTRIC CORP0 citations62
US11434924B2Sep 6, 2022

Propeller fan, air-sending device, and refrigeration cycle device

MITSUBISHI ELECTRIC CORP0 citations62
US11397013B2Jul 26, 2022

Air-sending device and air-conditioning apparatus

MITSUBISHI ELECTRIC CORP1 citations62
US11187238B2Nov 30, 2021

Propeller fan, air-sending device, and refrigeration cycle apparatus

MITSUBISHI ELECTRIC CORP1 citations62
US11075690B2Jul 27, 2021

Communication device and communication method

MITSUBISHI ELECTRIC CORP1 citations62
US11920608B2Mar 5, 2024

Axial fan, air-sending device, and refrigeration cycle apparatus

MITSUBISHI ELECTRIC CORP0 citations52
US11873833B2Jan 16, 2024

Axial-flow fan, and outdoor unit for air-conditioning apparatus

MITSUBISHI ELECTRIC CORP0 citations52
US11187239B2Nov 30, 2021

Propeller fan, air-sending device, and refrigeration cycle apparatus

MITSUBISHI ELECTRIC CORP0 citations52
US11054156B2Jul 6, 2021

Outdoor unit and air conditioner including the same

MITSUBISHI ELECTRIC CORP0 citations52
US10634161B2Apr 28, 2020

Propeller fan, propeller fan device, and air conditioner outdoor unit

MITSUBISHI ELECTRIC CORP0 citations52
US11149743B2Oct 19, 2021

Propeller fan and outdoor unit for air-conditioning apparatus

MITSUBISHI ELECTRIC CORP0 citations49
US11266282B2Mar 8, 2022

Suction tool and electric vacuum cleaner

MITSUBISHI ELECTRIC CORP0 citations47
US10648681B2May 12, 2020

Heat source unit and refrigeration cycle apparatus

MITSUBISHI ELECTRIC CORP0 citations41

OMRON TATEISI ELECTRONICS CO

8 patents

NSK LTD

4 patents

OLYMPUS OPTICAL CO

2 patents

HITACHI LTD

2 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

2 patents

MATSUTANI KAGAKU KOGYO KK

2 patents

KOKUSAI DENSHIN DENWA CO LTD

1 patent

TOSHIBA MACHINE CO LTD

1 patent

YAMAMOTO KATSUYUKI

1 patent

SHIBUYA KOGYO CO LTD

1 patent

UEDA NAOTSUGU

1 patent

MMI SEMICONDUCTOR CO LTD

1 patent