Tadayuki Yamada

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Patents Grantslast 30 patents

Information Patent Grant
Road surface sensor and monitoring control method for road surface
- Patent number 6,979,146
- Issue date Dec 27, 2005
- Yamada Technic Corporation
- Tadayuki Yamada
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
PILING SNOW DEPTH MEASUREMENT SYSTEM
- Publication number 20240401944
- Publication date Dec 5, 2024
- Yamada Giken Co., Ltd.
- Tadayuki YAMADA
- G01 - MEASURING TESTING
Information Patent Application
Road surface sensor and monitoring control method for road surface
- Publication number 20050047864
- Publication date Mar 3, 2005
- Tadayuki Yamada
- G08 - SIGNALLING