John E. Davidsaver

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Kent, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Modular retaining wall
- Patent number 8,033,759
- Issue date Oct 11, 2011
- Trueline, LLC
- John E. Davidsaver
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Modular retaining wall
- Patent number 7,628,570
- Issue date Dec 8, 2009
- Trueline, LLC
- John E. Davidsaver
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Window framing system for embossed surfaces
- Patent number 6,609,349
- Issue date Aug 26, 2003
- Formtech Enterprises, Incorporated
- John E. Davidsaver
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
MODULAR RETAINING WALL
- Publication number 20100034598
- Publication date Feb 11, 2010
- Truline, LLC
- John E. Davidsaver
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
MODULAR RETAINING WALL
- Publication number 20070217870
- Publication date Sep 20, 2007
- Formtech Enterprises, Inc.
- John E. Davidsaver
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
MODULAR RETAINING WALL
- Publication number 20050053429
- Publication date Mar 10, 2005
- John E. DAVIDSAVER
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Corner key with angled ribs
- Publication number 20030000169
- Publication date Jan 2, 2003
- John E. Davidsaver
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Window framing system for embossed surfaces
- Publication number 20020029533
- Publication date Mar 14, 2002
- John E. Davidsaver
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS