May; Ewald

Patent Applications and Registrations

Patent applications and USPTO patent grants for May; Ewald.The latest application filed is for "powder-metallurgically produced piston body comprising support webs".

Company Profile

0.5.7

May; Ewald - Bonn DE

*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
Powder-Metallurgically Produced Piston Body Comprising Support Webs App 20080289491 - May; Ewald ; et al.	2008-11-27
Method for making a piston body Grant 7,310,876 - May , et al. December 25, 2	2007-12-25
Piston for a piston-cylinder arrangement, in particular a shock absorber piston Grant 7,178,237 - Casellas , et al. February 20, 2	2007-02-20
Piston with supporting connector elements for a piston-cylinder arrangement, in particular a shock absorber piston Grant 6,928,923 - May August 16, 2	2005-08-16
Powder-metallurgically produced piston body comprising support webs and method for the production thereof App 20050167220 - May, Ewald ; et al.	2005-08-04
Piston for a piston-cylinder arrangement, in particular a shock absorber piston App 20050145457 - Casellas, Antonio ; et al.	2005-07-07
Piston with supporting connector elements for a piston-cylinder arrangement, in particular a shock absorber piston App 20040079599 - May, Ewald	2004-04-29
Piston with support webs for a piston-cylinder arrangement, in particular a shock absorber piston App 20020117366 - Casellas, Antonio ; et al.	2002-08-29
Piston with pressure-dependent sealing effect for a piston-cylinder arrangement ,especially a shock absorber piston App 20020056368 - May, Ewald	2002-05-16
Piston for a piston-cylinder arrangement, in particular a shock absorber piston App 20020046651 - Casellas, Antonio ; et al.	2002-04-25
Shock-absorbing piston made up of dissimilar joined parts, blank for the piston and method for manufacturing the piston Grant 5,259,294 - May November 9, 1	1993-11-09
Shock absorber piston Grant 4,830,152 - Rauert , et al. May 16, 1	1989-05-16

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