Hamstra; Peter

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hamstra; Peter.The latest application filed is for "minimizing circumferential transition lines during container shaping operations".

Company Profile

0.3.8

Hamstra; Peter - Kingston CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Minimizing circumferential transition lines during container shaping operations App 20090193866 - Hamstra; Peter	2009-08-06
Methods of and apparatus for forming hollow metal articles Grant 7,191,032 - MacEwen , et al. March 13, 2	2007-03-13
Methods of and apparatus for pressure-ram-forming metal containers and the like Grant 7,107,804 - Gong , et al. September 19, 2	2006-09-19
Methods of and apparatus for forming hollow metal articles App 20050252263 - MacEwen, Stuart R. ; et al.	2005-11-17
Methods of and apparatus for pressure-ram-forming metal containers and the like Grant 6,802,196 - Gong , et al. October 12, 2	2004-10-12
Method of pressure-ram-forming metal containers and the like App 20040194522 - Hamstra, Peter ; et al.	2004-10-07
Methods of pressure-ram-forming metal containers and the like App 20040187536 - Gong, Kevin ; et al.	2004-09-30
Methods of and apparatus for pressure-ram-forming metal containers and the like App 20030084694 - Gong, Kevin ; et al.	2003-05-08
Can with peelably bonded closure App 20030062370 - Ball, Melville Douglas ; et al.	2003-04-03
Method of pressure-ram-forming metal containers and the like App 20020162371 - Hamstra, Peter ; et al.	2002-11-07
Can with peelably bonded closure App 20020050493 - Ball, Melville Douglas ; et al.	2002-05-02

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