Roger E. Porter

Follow

Person

Villa Park, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of installing an oil pan heater on an oil pan mounted on an...
- Patent number 6,378,167
- Issue date Apr 30, 2002
- Navistar International Transportation
- Edward H. Howell
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Method of installing an oil pan heater on an oil pan mounted on an...
- Patent number 6,052,896
- Issue date Apr 25, 2000
- Navistar International Transportation Corp
- Edward H. Howell
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS