John P. K. Fontaine

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Birmingham, AL, US

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Patents Grantslast 30 patents

Information Patent Grant
Automatic tolerance reducing greaseless fifth wheel using a wedge a...
- Patent number 5,876,055
- Issue date Mar 2, 1999
- John P. K. Fontaine
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Lock and release mechanism for fifth wheel
- Patent number 5,516,138
- Issue date May 14, 1996
- Fontaine Fifth Wheel Co.
- John P. K. Fontaine
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Lock and release mechanism for fifth wheel
- Patent number 5,456,484
- Issue date Oct 10, 1995
- John P. K. Fontaine
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Adjustment and release mechanism for wedge locking mechanisms of fi...
- Patent number 4,140,328
- Issue date Feb 20, 1979
- John P. K. Fontaine
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS