Douglas W. Bell

Person

Mattoon, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic drive control system for a zero turn radius vehicle
- Patent number 10,822,021
- Issue date Nov 3, 2020
- Hydro-Gear Limited Partnership
- Raymond Hauser
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Front steering module for a zero turn radius vehicle
- Patent number 10,035,537
- Issue date Jul 31, 2018
- Hydro-Gear Limited Partnership
- Raymond Hauser
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Front steering module for a zero turn radius vehicle
- Patent number 8,950,520
- Issue date Feb 10, 2015
- Hydro-Gear Limited Partnership
- Raymond Hauser
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Steering system for a zero-turn radius vehicle
- Patent number 8,262,109
- Issue date Sep 11, 2012
- Hydro-Gear Limited Partnership
- Douglas W. Bell
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Steering system for a zero-turn radius vehicle
- Patent number 8,152,183
- Issue date Apr 10, 2012
- Hydro-Gear Limited Partnership
- Douglas W. Bell
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Steering system for a zero-turn radius vehicle
- Patent number 8,011,678
- Issue date Sep 6, 2011
- Hydro-Gear Limited Partnership
- Douglas W. Bell
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Mechanical differential gear assembly
- Patent number 6,485,389
- Issue date Nov 26, 2002
- Caterpillar Inc.
- Douglas W. Bell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Dual tire pressure balance system
- Patent number 6,457,502
- Issue date Oct 1, 2002
- Caterpillar Inc.
- Douglas W. Bell
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus and method for controlling temperature of fluid in a diff...
- Patent number 6,360,840
- Issue date Mar 26, 2002
- Caterpillar Inc.
- Douglas W. Bell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Traction assembly for a work machine
- Patent number 6,099,088
- Issue date Aug 8, 2000
- Caterpillar Inc.
- David Hinton
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus and method for controlling temperature of fluid in a diff...
- Patent number 6,092,628
- Issue date Jul 25, 2000
- Caterpillar, Inc.
- David Hinton
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Arrangement for mounting a pinion gear within a housing of a differ...
- Patent number 6,027,423
- Issue date Feb 22, 2000
- Caterpillar Inc.
- Douglas W. Bell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Arrangement for lubricating a differential assembly of a work machine
- Patent number 5,989,143
- Issue date Nov 23, 1999
- Caterpillar Inc.
- Douglas W. Bell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC DRIVE CONTROL SYSTEM FOR A ZERO TURN RADIUS VEHICLE
- Publication number 20190023306
- Publication date Jan 24, 2019
- Hydro-Gear Limited Partnership
- Raymond Hauser
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
FRONT STEERING MODULE FOR A ZERO TURN RADIUS VEHICLE
- Publication number 20150151781
- Publication date Jun 4, 2015
- Hydro-Gear Limited Partnership
- Raymond Hauser
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Front Steering Module For A Zero Turn Radius Vehicle
- Publication number 20080277188
- Publication date Nov 13, 2008
- Hydro-Gear Limited Partnership
- Raymond Hauser
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Walk behind sliding gear clutch
- Publication number 20070214762
- Publication date Sep 20, 2007
- Hydro-Gear Limited Partnership
- Lawrence R. Folsom
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Dual tire pressure balance system
- Publication number 20020074069
- Publication date Jun 20, 2002
- Douglas W. Bell
- B60 - VEHICLES IN GENERAL

Douglas W. Bell

Person

Patents Grantslast 30 patents

Electronic drive control system for a zero turn radius vehicle

Front steering module for a zero turn radius vehicle

Front steering module for a zero turn radius vehicle

Steering system for a zero-turn radius vehicle

Steering system for a zero-turn radius vehicle

Steering system for a zero-turn radius vehicle

Mechanical differential gear assembly

Dual tire pressure balance system

Apparatus and method for controlling temperature of fluid in a diff...

Traction assembly for a work machine

Apparatus and method for controlling temperature of fluid in a diff...

Arrangement for mounting a pinion gear within a housing of a differ...

Arrangement for lubricating a differential assembly of a work machine

Patents Applicationslast 30 patents

ELECTRONIC DRIVE CONTROL SYSTEM FOR A ZERO TURN RADIUS VEHICLE

FRONT STEERING MODULE FOR A ZERO TURN RADIUS VEHICLE

Front Steering Module For A Zero Turn Radius Vehicle

Walk behind sliding gear clutch

Dual tire pressure balance system