Robert H. Montgomery Jr.

Person

Fishertown, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Protective wear sleeve having tapered lock and retainer
- Patent number 6,786,557
- Issue date Sep 7, 2004
- Kennametal Inc.
- Robert H. Montgomery
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting tool holder assembly with press fit
- Patent number 6,331,035
- Issue date Dec 18, 2001
- Kennametal PC Inc.
- Robert H. Montgomery
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotatable cutting bit assembly with wedge-lock retention assembly
- Patent number 6,260,638
- Issue date Jul 17, 2001
- Kennametal PC Inc.
- Ted R. Massa
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting tool assembly with replaceable spray nozzle
- Patent number 6,247,759
- Issue date Jun 19, 2001
- Kennametal PC Inc.
- Robert H. Montgomery
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting tool holder retention assembly
- Patent number 6,234,579
- Issue date May 22, 2001
- Kennametal PC Inc.
- Robert H. Montgomery
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting tool holder retention system
- Patent number 6,220,671
- Issue date Apr 24, 2001
- Kennametal PC Inc.
- Robert H. Montgomery
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting bit support member with undercut flange for removal
- Patent number 6,176,552
- Issue date Jan 23, 2001
- Kennametal Inc.
- Kenneth J. Topka
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotatable cutting bit assembly with wedge-lock retention assembly
- Patent number 5,996,714
- Issue date Dec 7, 1999
- Kennametal Inc.
- Ted R. Massa
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting tool sleeve rotation limitation system
- Patent number 5,730,502
- Issue date Mar 24, 1998
- Kennametal Inc.
- Robert H. Montgomery
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting tool retention system
- Patent number 5,690,393
- Issue date Nov 25, 1997
- Kennametal Inc.
- Ted R. Massa
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting tool sleeve rotation limitation system
- Patent number 5,628,549
- Issue date May 13, 1997
- Kennametal Inc.
- Cary D. Ritchey
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cold headed center vacuum drill bit
- Patent number 5,452,628
- Issue date Sep 26, 1995
- Kennametal Inc.
- Robert H. Montgomery
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Cold headed center vacuum drill bit
- Patent number 5,297,643
- Issue date Mar 29, 1994
- Kennametal Inc.
- Robert H. Montgomery
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Radial cut drill bit insert
- Patent number 5,184,689
- Issue date Feb 9, 1993
- Kennametal Inc.
- Daniel C. Sheirer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bit insert
- Patent number 5,172,775
- Issue date Dec 22, 1992
- Kennametal Inc.
- Daniel C. Sheirer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotatable cutting bit
- Patent number 4,850,649
- Issue date Jul 25, 1989
- Kennametal Inc.
- Wayne H. Beach
- E21 - EARTH DRILLING MINING
Information Patent Grant
Earthworking tool for protecting from abnormally high cutting loads
- Patent number 4,542,943
- Issue date Sep 24, 1985
- Kennametal Inc.
- Robert H. Montgomery
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Grooved earthworking bit and method of enhancing the life thereof
- Patent number 4,194,791
- Issue date Mar 25, 1980
- Kennametal Inc.
- Robert H. Montgomery
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for installing chemical anchor bolt assemblies...
- Patent number 4,127,000
- Issue date Nov 28, 1978
- Kennametal Inc.
- Robert H. Montgomery
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Manually replaceable protective wear sleeve
- Publication number 20040051370
- Publication date Mar 18, 2004
- Robert H. Montgomery
- E21 - EARTH DRILLING MINING
Information Patent Application
Manually replaceable protective wear sleeve
- Publication number 20020074850
- Publication date Jun 20, 2002
- Robert H. Montgomery
- E21 - EARTH DRILLING MINING
Information Patent Application
Protective wear sleeve having tapered lock and retainer
- Publication number 20020074851
- Publication date Jun 20, 2002
- Robert H. Montgomery
- E21 - EARTH DRILLING MINING

Robert H. Montgomery Jr.

Person

Patents Grantslast 30 patents

Protective wear sleeve having tapered lock and retainer

Cutting tool holder assembly with press fit

Rotatable cutting bit assembly with wedge-lock retention assembly

Cutting tool assembly with replaceable spray nozzle

Cutting tool holder retention assembly

Cutting tool holder retention system

Cutting bit support member with undercut flange for removal

Rotatable cutting bit assembly with wedge-lock retention assembly

Cutting tool sleeve rotation limitation system

Cutting tool retention system

Cutting tool sleeve rotation limitation system

Cold headed center vacuum drill bit

Cold headed center vacuum drill bit

Radial cut drill bit insert

Rotary drill bit insert

Rotatable cutting bit

Earthworking tool for protecting from abnormally high cutting loads

Grooved earthworking bit and method of enhancing the life thereof

Method and apparatus for installing chemical anchor bolt assemblies...

Patents Applicationslast 30 patents

Manually replaceable protective wear sleeve

Manually replaceable protective wear sleeve

Protective wear sleeve having tapered lock and retainer