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Grant Park, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for coating the seams of welded tubes
Patent number
6,290,786
Issue date
Sep 18, 2001
The IDOD Trust
Curt Brown
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of coating the seams of a welded tube
Patent number
6,042,659
Issue date
Mar 28, 2000
The IDOD Trust
Curt Brown
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of forming seamed metal tube
Patent number
6,018,859
Issue date
Feb 1, 2000
The IDOD Trust
John J. Borzym
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of forming seamed metal tube
Patent number
5,915,421
Issue date
Jun 29, 1999
The IDOD Trust
John J. Borzym
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Continuous tube forming and coating
Patent number
5,860,204
Issue date
Jan 19, 1999
The IDOD Trust
Theodore H. Krengel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of forming seamed metal tube
Patent number
5,732,874
Issue date
Mar 31, 1998
The IDOD Trust
John J. Borzym
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Continuous tube forming and coating
Patent number
5,651,819
Issue date
Jul 29, 1997
The IDOD Trust
Theodore H. Krengel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of forming seamed metal tube
Patent number
RE35378
Issue date
Nov 19, 1996
The IDOD Trust
Theodore H. Krengel
228 - Metal fusion bonding
Information
Patent Grant
Method of forming seamed metal tube
Patent number
5,474,227
Issue date
Dec 12, 1995
The IDOD Trust
Theordore H. Krengel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of forming seamed metal tube
Patent number
5,344,062
Issue date
Sep 6, 1994
The IDOD Trust
Theodore H. Krengel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
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