Seiichi Kumagai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Display screen with graphical user interface
- Patent number D967846
- Issue date Oct 25, 2022
- MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORPORATION
- Kotaro Watanabe
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Display screen with graphical user interface
- Patent number D959483
- Issue date Aug 2, 2022
- Kotaro Watanabe
- D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents

Information Patent Application
ELEVATOR ROPE TENSION MEASUREMENT SYSTEM
- Publication number 20220356046
- Publication date Nov 10, 2022
- Mitsubishi Electric Corporation
- Kiyotaka WATANABE
- B66 - HOISTING LIFTING HAULING