Peter Hamstra

Person

Kingston, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Methods of and apparatus for forming hollow metal articles
- Patent number 7,191,032
- Issue date Mar 13, 2007
- Novelis Inc.
- Stuart R. MacEwen
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Methods of and apparatus for pressure-ram-forming metal containers...
- Patent number 7,107,804
- Issue date Sep 19, 2006
- Novelis Inc.
- Kevin Gong
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Methods of and apparatus for pressure-ram-forming metal containers...
- Patent number 6,802,196
- Issue date Oct 12, 2004
- Alcan International Limited
- Kevin Gong
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Methods of spin forming initially cylindrical containers and the like
- Patent number 6,442,988
- Issue date Sep 3, 2002
- Alcan International Limited
- Peter Hamstra
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Minimizing circumferential transition lines during container shapin...
- Publication number 20090193866
- Publication date Aug 6, 2009
- Peter Hamstra
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Methods of and apparatus for forming hollow metal articles
- Publication number 20050252263
- Publication date Nov 17, 2005
- Stuart R. MacEwen
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method of pressure-ram-forming metal containers and the like
- Publication number 20040194522
- Publication date Oct 7, 2004
- Peter Hamstra
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Methods of pressure-ram-forming metal containers and the like
- Publication number 20040187536
- Publication date Sep 30, 2004
- Kevin Gong
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Methods of and apparatus for pressure-ram-forming metal containers...
- Publication number 20030084694
- Publication date May 8, 2003
- Kevin Gong
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Can with peelably bonded closure
- Publication number 20030062370
- Publication date Apr 3, 2003
- Melville Douglas Ball
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Method of pressure-ram-forming metal containers and the like
- Publication number 20020162371
- Publication date Nov 7, 2002
- Peter Hamstra
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Can with peelably bonded closure
- Publication number 20020050493
- Publication date May 2, 2002
- Melville Douglas Ball
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Peter Hamstra

Person

Patents Grantslast 30 patents

Methods of and apparatus for forming hollow metal articles

Methods of and apparatus for pressure-ram-forming metal containers...

Methods of and apparatus for pressure-ram-forming metal containers...

Methods of spin forming initially cylindrical containers and the like

Patents Applicationslast 30 patents

Minimizing circumferential transition lines during container shapin...

Methods of and apparatus for forming hollow metal articles

Method of pressure-ram-forming metal containers and the like

Methods of pressure-ram-forming metal containers and the like

Methods of and apparatus for pressure-ram-forming metal containers...

Can with peelably bonded closure

Method of pressure-ram-forming metal containers and the like

Can with peelably bonded closure