John E. Letcher

Person

Glendale, AZ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of leak detection during low engine vacuum for an evaporativ...
- Patent number 5,715,799
- Issue date Feb 10, 1998
- Chrysler Corporation
- William B. Blomquist
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method of leak detection for an evaporative emission control system
- Patent number 5,651,350
- Issue date Jul 29, 1997
- Chrysler Corporation
- William B. Blomquist
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Purge system flow monitor and method
- Patent number 5,651,349
- Issue date Jul 29, 1997
- Chrysler Corporation
- Gregory J. Dykstra
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method of testing an evaporative emission control system
- Patent number 5,606,121
- Issue date Feb 25, 1997
- Chrysler Corporation
- William B. Blomquist
- G01 - MEASURING TESTING
Information Patent Grant
Boiloff for a flexible fuel compensation system
- Patent number 5,520,162
- Issue date May 28, 1996
- Chrysler Corporation
- William D. Rotramel
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Start fuel decay for a flexible fuel compensation system
- Patent number 5,415,145
- Issue date May 16, 1995
- Chrysler Corporation
- John E. Letcher
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method for determining fuel composition using oxygen sensor feedbac...
- Patent number 5,255,661
- Issue date Oct 26, 1993
- Chrysler Corporation
- Robert J. Nankee
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

John E. Letcher

Person

Patents Grantslast 30 patents

Method of leak detection during low engine vacuum for an evaporativ...

Method of leak detection for an evaporative emission control system

Purge system flow monitor and method

Method of testing an evaporative emission control system

Boiloff for a flexible fuel compensation system

Start fuel decay for a flexible fuel compensation system

Method for determining fuel composition using oxygen sensor feedbac...