John Wright

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Baltimore, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Hub retention device
- Patent number 4,472,160
- Issue date Sep 18, 1984
- Koppers Company, Inc.
- John Wright
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Roll-end spindle coupling
- Patent number 4,037,430
- Issue date Jul 26, 1977
- Koppers Company, Inc.
- John Wright
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Spindle coupling
- Patent number 3,999,404
- Issue date Dec 28, 1976
- Koppers Company, Inc.
- Steven Banki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Torsionally resilient shaft coupling
- Patent number 3,995,448
- Issue date Dec 7, 1976
- Koppers Company, Inc.
- John Wright
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Flexible gear coupling having a shear spacer and sleeve capturing m...
- Patent number 3,982,408
- Issue date Sep 28, 1976
- Koppers Company, Inc.
- John Wright
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...