Joseph M. O'Connor

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Tubular articles of manufacture and method of making same
- Patent number 4,565,244
- Issue date Jan 21, 1986
- Peerless of America, Inc.
- Joseph M. O'Connor
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Extrusion die for forming multi-passage tubular members
- Patent number 4,313,327
- Issue date Feb 2, 1982
- Peerless of America, Inc.
- Joseph M. O'Connor
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Heat exchangers and method of making same
- Patent number 4,241,785
- Issue date Dec 30, 1980
- Peerless of America, Inc.
- Joseph M. O'Connor
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Tubular articles of manufacture and method of making same
- Patent number 4,203,311
- Issue date May 20, 1980
- Peerless of America, Inc.
- Joseph M. O'Connor
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of making a heat exchanger
- Patent number 3,947,941
- Issue date Apr 6, 1976
- Peerless of America, Incorporated
- Joseph M. O'Connor
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...