William A. Null, JR.

Person

Sullivan, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Obstacle traversing wheelchair
- Patent number 8,172,016
- Issue date May 8, 2012
- Invacare Corporation
- Gerold Goertzen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
System and method for providing oxygen
- Patent number 8,062,003
- Issue date Nov 22, 2011
- Invacare Corporation
- Gerold Goertzen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Obstacle traversing wheelchair
- Patent number 7,597,163
- Issue date Oct 6, 2009
- Invacare Corporation
- Gerold Goertzen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Mobility aid
- Patent number 7,419,182
- Issue date Sep 2, 2008
- Invacare Corporation
- Gerold Goertzen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Self-stabilizing suspension for wheeled vehicles
- Patent number 7,293,801
- Issue date Nov 13, 2007
- Invacare Corporation
- John E. Bertrand
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Obstacle traversing wheelchair
- Patent number 7,219,755
- Issue date May 22, 2007
- Invacre Corp.
- Gerold Goertzen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Suspension with releasable locking system
- Patent number 7,083,195
- Issue date Aug 1, 2006
- Invacare Corporation
- Gerald Goertzen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Obstacle traversing wheelchair
- Patent number 6,935,448
- Issue date Aug 30, 2005
- Invacare Corporation
- Gerold Goertzen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Obstacle traversing wheelchair
- Patent number 6,923,280
- Issue date Aug 2, 2005
- Invacare Corporation
- Gerold Goertzen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle having an anti-dive/lockout mechanism
- Patent number 6,851,711
- Issue date Feb 8, 2005
- Invacare Corporation
- Gerald Goertzen
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SUSPENSION FOR WHEELED VEHICLES
- Publication number 20120299260
- Publication date Nov 29, 2012
- INVACARE CORPORATION
- Gerold Goertzen
- B60 - VEHICLES IN GENERAL
Information Patent Application
OBSTACLE TRAVERSING WHEELCHAIR
- Publication number 20120217070
- Publication date Aug 30, 2012
- INVACARE CORP.
- Gerold Goertzen
- B60 - VEHICLES IN GENERAL
Information Patent Application
COMPRESSOR
- Publication number 20110038740
- Publication date Feb 17, 2011
- INVACARE CORPORATION
- Gerold Goertzen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
OBSTACLE TRAVERSING WHEELCHAIR
- Publication number 20100013172
- Publication date Jan 21, 2010
- INVACARE CORPORATION
- Gerold Goertzen
- B60 - VEHICLES IN GENERAL

William A. Null, JR.

Person

Patents Grantslast 30 patents

Obstacle traversing wheelchair

System and method for providing oxygen

Obstacle traversing wheelchair

Mobility aid

Self-stabilizing suspension for wheeled vehicles

Obstacle traversing wheelchair

Suspension with releasable locking system

Obstacle traversing wheelchair

Obstacle traversing wheelchair

Vehicle having an anti-dive/lockout mechanism

Patents Applicationslast 30 patents

SUSPENSION FOR WHEELED VEHICLES

OBSTACLE TRAVERSING WHEELCHAIR

COMPRESSOR

OBSTACLE TRAVERSING WHEELCHAIR