Kevin S. Vrondran

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East Jordan, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Security bolt
- Patent number D732944
- Issue date Jun 30, 2015
- EJ USA, Inc.
- Jeremy I. Johnson
- D08 - Tools and hardware
Information Patent Grant
Explosion mitigating cover
- Patent number 8,714,867
- Issue date May 6, 2014
- EJ USA, Inc.
- Kevin S. Vrondran
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Manhole cover safety device
- Patent number 8,449,216
- Issue date May 28, 2013
- East Jordan Iron Works, Inc.
- Kevin S. Vrondran
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Manhole cover hinge assembly
- Patent number 8,206,058
- Issue date Jun 26, 2012
- East Jordan Iron Works, Inc.
- Kevin S. Vrondran
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Dual lifting manhole cover
- Patent number 7,905,679
- Issue date Mar 15, 2011
- East Jordan Iron Works, Inc.
- Kevin S. Vrondran
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Swing-out manhole cover
- Patent number 7,832,958
- Issue date Nov 16, 2010
- East Jordan Iron Works, Inc.
- Lee M. Veldboom
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Manhole system
- Patent number 7,726,903
- Issue date Jun 1, 2010
- East Jordan Iron Works, Inc.
- Kevin S. Vrondran
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
MANHOLE COVER SAFETY DEVICE
- Publication number 20130071183
- Publication date Mar 21, 2013
- EAST JORDAN IRON WORKS, INC.
- Kevin S. Vrondran
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
MANHOLE COVER HINGE ASSEMBLY
- Publication number 20100012671
- Publication date Jan 21, 2010
- EAST JORDAN IRON WORKS, INC.
- Kevin S. Vrondran
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
MANHOLE SYSTEM
- Publication number 20090180832
- Publication date Jul 16, 2009
- EAST JORDAN IRON WORKS, INC.
- Kevin S. Vrondran
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
DUAL LIFTING MANHOLE COVER
- Publication number 20090123227
- Publication date May 14, 2009
- EAST JORDAN IRON WORKS, INC.
- Kevin S. Vrondran
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
SWING-OUT MANHOLE COVER
- Publication number 20080063471
- Publication date Mar 13, 2008
- EAST JORDAN IRON WORKS, INC.
- Lee M. Veldboom
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING