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Barth; Randolph S.
Freehold, NJ
No. of patents:

Patent Number Title Of Patent Date Issued
7073625 Exhaust gas muffler and flow director July 11, 2006
Either or both of an exhaust pipe coupled to the output end of an automobile engine collector pipe or the plurality of pipes coupled to the input apertures of the collector pipe from the engine are apertured along their lengths and contained within a further surrounding pipe in provi
5199258 Adjustable torque/horsepower exhaust control system April 6, 1993
An automotive vehicle header system is described as incorporating a collector having pipes of inside diameter slightly greater than the outside diameter of the pipes exiting from the engine heads which are coupled to it. This permits a removable insertion of one set of pipes into the
5144799 Crossfire calibrated exhaust system September 8, 1992
This invention relates to a dual-exhaust system for an internal combustion automotive engine. Instead of just the usual direct channeling of exhaust gases from the engine towards the muffler, the system of the invention also couples the exhaust flow from one pipe to the other, and vice v

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