Istvan Antal

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Szeged, HU

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Patents Grantslast 30 patents

Information Patent Grant
Energy and weight efficient building block, manufacturing and appli...
- Patent number 9,353,520
- Issue date May 31, 2016
- WYW Block AG
- István Antal
- E04 - BUILDING
Information Patent Grant
Lightweight building structure produced by using a mortar
- Patent number 9,255,401
- Issue date Feb 9, 2016
- Istvan Antal
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Lightweight building structure produced by using a mortar and a met...
- Patent number 8,539,721
- Issue date Sep 24, 2013
- Istvan Antal
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
ENERGY AND WEIGHT EFFICIENT BUILDING BLOCK, MANUFACTURING AND APPLI...
- Publication number 20120311953
- Publication date Dec 13, 2012
- WYW BLOCK AG
- István Antal
- E04 - BUILDING
Information Patent Application
LIGHTWEIGHT CONCRETE CONTAINING AGGREGATES OF CEMENT-BONDED FOAMED...
- Publication number 20110219717
- Publication date Sep 15, 2011
- Istvan Antal
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES