Cary A. Roth

Person

Huntington Beach, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Cutting elements with wear resistant surfaces
- Patent number 10,760,345
- Issue date Sep 1, 2020
- Smith International, Inc.
- Cary A. Roth
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus and methods to manufacture PDC bits
- Patent number 9,381,600
- Issue date Jul 5, 2016
- Smith International, Inc.
- Cary A. Roth
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ball hole welding using the friction stir welding (FSW) process
- Patent number 8,955,734
- Issue date Feb 17, 2015
- Smith International, Inc.
- Russell J. Steel
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Methods of hardbanding joints of pipe using friction stir welding
- Patent number 8,763,881
- Issue date Jul 1, 2014
- Smith International, Inc.
- Madapusi K. Keshavan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hardfaced drill bit structures and method for making such structures
- Patent number 6,601,475
- Issue date Aug 5, 2003
- Smith International, Inc.
- Peter M. Davies
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hard facing for milled tooth rock bits
- Patent number 4,944,774
- Issue date Jul 31, 1990
- Smith International, Inc.
- Madapusi K. Keshavan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hard facing for milled tooth rock bits
- Patent number 4,836,307
- Issue date Jun 6, 1989
- Smith International, Inc.
- Madapusi K. Keshavan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hermetically welded belleville seal for rock bits
- Patent number 4,632,401
- Issue date Dec 30, 1986
- Smith International, Inc.
- Nareshchandra J. Kar
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hermetically welded belleville seal for rocks bits
- Patent number 4,560,175
- Issue date Dec 24, 1985
- Smith International, Inc.
- Nareshchandra J. Kar
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
CUTTING ELEMENTS WITH WEAR RESISTANT SURFACES
- Publication number 20180283107
- Publication date Oct 4, 2018
- Smith International, Inc.
- Cary A. Roth
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
LOW COLLISION DAMAGE BIT
- Publication number 20160145945
- Publication date May 26, 2016
- Smith International, Inc.
- Gary R. Portwood
- E21 - EARTH DRILLING MINING
Information Patent Application
METHODS OF REDUCING STRESS IN DOWNHOLE TOOLS
- Publication number 20140374156
- Publication date Dec 25, 2014
- Anthony Griffo
- E21 - EARTH DRILLING MINING
Information Patent Application
BALL HOLE WELDING USING THE FRICTION STIR WELDING (FSW) PROCESS
- Publication number 20140034394
- Publication date Feb 6, 2014
- Smith International, Inc.
- Russell J. Steel
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
BALL HOLE WELDING USING THE FRICTION STIR WELDING (FSW) PROCESS
- Publication number 20100078224
- Publication date Apr 1, 2010
- Smith International, Inc.
- Russell J. Steel
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
BIT LEG OUTER SURFACE PROCESSING USING FRICTION STIR WELDING (FSW)
- Publication number 20100071961
- Publication date Mar 25, 2010
- Smith International, Inc.
- Russell J. Steel
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHODS OF HARDBANDING JOINTS OF PIPE USING FRICTION STIR WELDING
- Publication number 20100038407
- Publication date Feb 18, 2010
- Smith International, Inc.
- Madapusi K. Keshavan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHODS OF TREATING HARDBANDED JOINTS OF PIPE USING FRICTION STIR P...
- Publication number 20100038408
- Publication date Feb 18, 2010
- Smith International, Inc.
- Madapusi K. Keshavan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
APPARATUS AND METHODS TO MANUFACTURE PDC BITS
- Publication number 20100018353
- Publication date Jan 28, 2010
- Smith International, Inc.
- Cary A. Roth
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Hardfaced drill bit structures and method for making such structures
- Publication number 20020035895
- Publication date Mar 28, 2002
- Peter M. Davies
- E21 - EARTH DRILLING MINING

Cary A. Roth

Person

Patents Grantslast 30 patents

Cutting elements with wear resistant surfaces

Apparatus and methods to manufacture PDC bits

Ball hole welding using the friction stir welding (FSW) process

Methods of hardbanding joints of pipe using friction stir welding

Hardfaced drill bit structures and method for making such structures

Hard facing for milled tooth rock bits

Hard facing for milled tooth rock bits

Hermetically welded belleville seal for rock bits

Hermetically welded belleville seal for rocks bits

Patents Applicationslast 30 patents

CUTTING ELEMENTS WITH WEAR RESISTANT SURFACES

LOW COLLISION DAMAGE BIT

METHODS OF REDUCING STRESS IN DOWNHOLE TOOLS

BALL HOLE WELDING USING THE FRICTION STIR WELDING (FSW) PROCESS

BALL HOLE WELDING USING THE FRICTION STIR WELDING (FSW) PROCESS

BIT LEG OUTER SURFACE PROCESSING USING FRICTION STIR WELDING (FSW)

METHODS OF HARDBANDING JOINTS OF PIPE USING FRICTION STIR WELDING

METHODS OF TREATING HARDBANDED JOINTS OF PIPE USING FRICTION STIR P...

APPARATUS AND METHODS TO MANUFACTURE PDC BITS

Hardfaced drill bit structures and method for making such structures