Longine J. Wojciechowski

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Potomac, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Counterfort wall
- Patent number 5,178,493
- Issue date Jan 12, 1993
- Societe Civile des Brevets de Henri Vidal
- Henri Vidal
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Retaining wall construction and method for construction of such a r...
- Patent number 4,961,673
- Issue date Oct 9, 1990
- The Reinforced Earth Company
- Michael A. Pagano
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Wall systems
- Patent number 4,911,585
- Issue date Mar 27, 1990
- Vidal; Henri
- Henri Vidal
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Retaining wall construction and method for erection
- Patent number 4,684,287
- Issue date Aug 4, 1987
- The Reinforced Earth Company
- Longine J. Wojciechowski
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Traffic barrier, barrier element and method of construction
- Patent number 4,494,892
- Issue date Jan 22, 1985
- Vidal; Henri
- Longine J. Wojciechowski
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES