Walter Vidon Junior

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Sao Paulo, BR

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Patents Grantslast 30 patents

Information Patent Grant
Railway sleepers and methods thereof
- Patent number 12,071,732
- Issue date Aug 27, 2024
- Braskem S.A.
- Aldo Marconi Wessen Machado
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
A RAILROAD SLEEPER
- Publication number 20230228041
- Publication date Jul 20, 2023
- BRASKEM S.A
- Guilherme Longa Nose
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
RAILWAY SLEEPERS AND METHODS THEREOF
- Publication number 20200370247
- Publication date Nov 26, 2020
- BRASKEM S.A
- Aldo Marconi Wessen Machado
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES