Makoto Niwakawa

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Elevator rope monitoring device and elevator rope monitoring method
- Patent number 11,975,946
- Issue date May 7, 2024
- Meidensha Corporation
- Yusuke Watabe
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Trolley wire wear measuring device using binary operated images
- Patent number 8,071,967
- Issue date Dec 6, 2011
- Meidensha Corporation
- Yusuke Watabe
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Device for measuring wear of trolley wire by image processing
- Patent number 7,795,604
- Issue date Sep 14, 2010
- Meidensha Corporation
- Yusuke Watabe
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ELEVATOR ROPE MONITORING DEVICE AND ELEVATOR ROPE MONITORING METHOD
- Publication number 20190322489
- Publication date Oct 24, 2019
- MEIDENSHA CORPORATION
- Yusuke Watabe
- B66 - HOISTING LIFTING HAULING
Information Patent Application
TROLLEY WIRE WEAR MEASURING DEVICE
- Publication number 20090320554
- Publication date Dec 31, 2009
- MEIDENSHA CORPORATION
- Yusuke Watabe
- B60 - VEHICLES IN GENERAL
Information Patent Application
DEVICE FOR MEASURING WEAR OF TROLLEY WIRE BY IMAGE PROCESSING
- Publication number 20090079997
- Publication date Mar 26, 2009
- MEIDENSHA CORPORATION
- Yusuke Watabe
- B60 - VEHICLES IN GENERAL