Koji RIKUKAWA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ventilation device
- Patent number 10,962,254
- Issue date Mar 30, 2021
- Mitsubishi Electric Corporation
- Kazuhiro Ito
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Communication relay apparatus and air-conditioning system
- Patent number 10,965,498
- Issue date Mar 30, 2021
- Mitsubishi Electric Corporation
- Katsuhiro Hirose
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Air-conditioning system and transmission relaying apparatus thereof
- Patent number 10,222,075
- Issue date Mar 5, 2019
- Mitsubishi Electric Corporation
- Takayuki Tsuji
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
POWER CONVERSION DEVICE AND AIR CONDITIONER
- Publication number 20230412065
- Publication date Dec 21, 2023
- Mitsubishi Electric Corporation
- Kenji IWAZAKI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
COMMUNICATION RELAY APPARATUS AND AIR-CONDITIONING SYSTEM
- Publication number 20190089558
- Publication date Mar 21, 2019
- Mitsubishi Electric Corporation
- Katsuhiro HIROSE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VENTILATION DEVICE
- Publication number 20180306462
- Publication date Oct 25, 2018
- Mitsubishi Electric Corporation
- Kazuhiro ITO
- F24 - HEATING RANGES VENTILATING
Information Patent Application
AIR-CONDITIONING SYSTEM AND TRANSMISSION RELAYING APPARATUS THEREOF
- Publication number 20160327304
- Publication date Nov 10, 2016
- Mitsubishi Electric Corporation
- Takayuki TSUJI
- F24 - HEATING RANGES VENTILATING