John E. STEFFENINO

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Greensburg, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Polymer mesh with reinforcing bands for skin control in hard rock m...
- Patent number 11,873,717
- Issue date Jan 16, 2024
- Tensar Corporation, LLC
- John Steffenino
- E21 - EARTH DRILLING MINING
Information Patent Grant
Polymer mesh with reinforcing bands for skin control in hard rock m...
- Patent number 11,333,018
- Issue date May 17, 2022
- Tensar Corporation, LLC
- John Steffenino
- E21 - EARTH DRILLING MINING
Information Patent Grant
Free-wheeling-resistant rolls for mining roof support and the combi...
- Patent number 9,581,022
- Issue date Feb 28, 2017
- Tensar Corporation
- John E. Steffenino
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Free-wheeling-resistant rolls for mining roof support and the combi...
- Patent number 8,757,936
- Issue date Jun 24, 2014
- Tensar Corporation
- John E. Steffenino
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Mine stopping
- Patent number 5,934,990
- Issue date Aug 10, 1999
- The Tensar Corporation
- John E. Steffenino
- E21 - EARTH DRILLING MINING
Information Patent Grant
Automatic grid layout system
- Patent number 5,816,750
- Issue date Oct 6, 1998
- The Tensar Corporation
- John E. Steffenino
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
POLYMER MESH WITH REINFORCING BANDS FOR SKIN CONTROL IN HARD ROCK M...
- Publication number 20240175357
- Publication date May 30, 2024
- TENSAR CORPORATION, LLC
- John STEFFENINO
- E21 - EARTH DRILLING MINING
Information Patent Application
POLYMER MESH WITH REINFORCING BANDS FOR SKIN CONTROL IN HARD ROCK M...
- Publication number 20220372876
- Publication date Nov 24, 2022
- TENSAR CORPORATION, LLC
- John Steffenino
- E21 - EARTH DRILLING MINING
Information Patent Application
POLYMER MESH WITH REINFORCING BANDS FOR SKIN CONTROL IN HARD ROCK M...
- Publication number 20200355076
- Publication date Nov 12, 2020
- TENSAR CORPORATION, LLC
- John STEFFENINO
- G01 - MEASURING TESTING
Information Patent Application
FREE-WHEELING-RESISTANT ROLLS FOR MINING ROOF SUPPORT AND THE COMBI...
- Publication number 20140327293
- Publication date Nov 6, 2014
- Tensar Corporation
- John E. STEFFENINO
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
FREE-WHEELING-RESISTANT ROLLS FOR MINING ROOF SUPPORT AND THE COMBI...
- Publication number 20130108377
- Publication date May 2, 2013
- Tensar Corporation
- John E. STEFFENINO
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL