Seifried; Matthias

Patent Applications and Registrations

Patent applications and USPTO patent grants for Seifried; Matthias.The latest application filed is for "magnetic arc welded piston assembly".

Company Profile

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Seifried; Matthias - Boesingen DE
Seifried; Matthias - Herrenzimmern 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
Magnetic arc welded piston assembly Grant 10,449,621 - Seifried Oc	2019-10-22
Piston with cooling gallery and closed collar chamber Grant 9,657,683 - Wilder , et al. May 23, 2	2017-05-23
Magnetic Arc Welded Piston Assembly App 20150314388 - Seifried; Matthias	2015-11-05
Piston For An Internal Combustion Engine App 20140069355 - SCHARP; Rainer ; et al.	2014-03-13
Piston for an internal combustion engine and method for its production Grant 8,631,573 - Scharp , et al. January 21, 2	2014-01-21
Method for the production of a piston for an internal combustion engine Grant 8,631,572 - Seifried , et al. January 21, 2	2014-01-21
Piston with Cooling Gallery and Closed Collar Chamber App 20140000453 - Wilder; Montgomery L. ; et al.	2014-01-02
Piston for an internal combustion engine and method for its production App 20120037113 - Scharp; Rainer ; et al.	2012-02-16
Multi-part piston for an internal combustion engine Grant 8,087,395 - Scharp , et al. January 3, 2	2012-01-03
Method for the production of a piston for an internal combustion engine App 20110192023 - Seifried; Matthias ; et al.	2011-08-11
Method for the production of a single part piston and a piston produced by such a method Grant 7,987,831 - Seifried August 2, 2	2011-08-02
Method for the production of a single part piston and a piston produced by such a method App 20100236515 - Seifried; Matthias	2010-09-23
Multi-part piston for an internal combustion engine App 20100107998 - Scharp; Rainer ; et al.	2010-05-06

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