Edward C. Hipkins Jr.

Person

Coraopolis, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Washer insert for bearing plate
- Patent number 5,147,151
- Issue date Sep 15, 1992
- Edward C. Hipkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Roof bolt with paddle resin mixer and method for making the same
- Patent number 5,076,734
- Issue date Dec 31, 1991
- H & S Machine & Supply Co., Inc.
- Edward C. Hipkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Roof bolt with plastic sleeve and mechanical anchor
- Patent number 5,052,861
- Issue date Oct 1, 1991
- H&S Machine & Supply Co., Inc.
- Edward C. Hipkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Versatile roof bolt assembly
- Patent number 4,704,053
- Issue date Nov 3, 1987
- H & S Machine & Supply Co., Inc.
- Edward C. Hipkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Truss bracket
- Patent number 4,679,967
- Issue date Jul 14, 1987
- F. M. Locotos Co., Inc.
- Edward C. Hipkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for anchoring roof bolts
- Patent number 4,655,645
- Issue date Apr 7, 1987
- H&S Machine & Supply Co., Inc.
- Edward C. Hipkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Anchor bolt assembly
- Patent number 4,477,209
- Issue date Oct 16, 1984
- H & S Machine & Supply Co., Inc.
- Edward C. Hipkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Anchor bolt assembly and utilization
- Patent number 4,023,373
- Issue date May 17, 1977
- Union Forge, Inc.
- Edward C. Hipkins
- E21 - EARTH DRILLING MINING

Edward C. Hipkins Jr.

Person

Patents Grantslast 30 patents

Washer insert for bearing plate

Roof bolt with paddle resin mixer and method for making the same

Roof bolt with plastic sleeve and mechanical anchor

Versatile roof bolt assembly

Truss bracket

Method and apparatus for anchoring roof bolts

Anchor bolt assembly

Anchor bolt assembly and utilization