Pierce Engineering, 2204 Ramshorn Dr, Allenwood, NJ 08720, US

Incorporated in 1988, Coates International specializes in the research and manufacturing technology associated with a spherical rotary valve system for internal combustion engines. Its product, Coates Spherical Rotary Valve System, represents a departure from the conventional poppet valve that changes the means of delivering air and fuel mixture to the firing chamber of an internal combustion engine. Coates International s CSRV system is adaptable to combustion engines of various types. Its technology is adapted to a range of practical applications that includes industrial generators powered by engines. Coates International s product, self-adjusting wheel bearing, supports the spindle that is mounted by the wheel of an automobile.