Ernst Schwarz

Follow

Person

Voketswil, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Connection and joint piece for well tubes
- Patent number 7,677,610
- Issue date Mar 16, 2010
- PMA AG
- Ernst Schwarz
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Connector for a corrugated pipe with locking portion
- Patent number 6,464,263
- Issue date Oct 15, 2002
- PMA AG
- Ernst Schwarz
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Joining/connector piece for corrugated pipes
- Patent number 6,349,980
- Issue date Feb 26, 2002
- PMA AG
- Ernst Schwarz
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Joining and connecting element for corrugated pipes
- Patent number 6,254,145
- Issue date Jul 3, 2001
- PMA AG
- Ernst Schwarz
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Connection and Joint Piece for Well Tubes
- Publication number 20090039647
- Publication date Feb 12, 2009
- Ernst Schwarz
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Connector and Adapter Piece for Corrugated Pipes
- Publication number 20070296212
- Publication date Dec 27, 2007
- Ernst Schwarz
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...