David Wortelboer

Follow

Person

Springfield, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Flaring and expanding tools and methods of flaring and expanding tu...
- Patent number 9,433,993
- Issue date Sep 6, 2016
- Irwin Industrial Tool Company
- Joseph J. Houle
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Tube and pipe benders and methods of bending same
- Patent number 9,144,835
- Issue date Sep 29, 2015
- Irwin Industrial Tool Company
- Joseph J. Houle
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Flaring and expanding tools and methods of flaring and expanding tu...
- Patent number 8,869,581
- Issue date Oct 28, 2014
- Irwin Industrial Tool Company
- Joseph J. Houle
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
FLARING AND EXPANDING TOOLS AND METHODS OF FLARING AND EXPANDING TU...
- Publication number 20150000364
- Publication date Jan 1, 2015
- Irwin Industrial Tool Company
- Joseph J. Houle
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Flaring and Expanding Tools and Methods of Flaring and Expanding Tu...
- Publication number 20120240652
- Publication date Sep 27, 2012
- Joseph J. Houle
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Tube and Pipe Benders and Methods of Bending Same
- Publication number 20120240655
- Publication date Sep 27, 2012
- Joseph J. Houle
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...