05092305 is referenced by 61 patents and cites 14 patents.

An alternative fuel system that operates in conjunction with the primary fuel system to utilize the output from the existing or original equipment manufacturer's control module from the primary system, modifies that signal and controls a fuel supply valve for the alternative fuel so that the proper quantity of alternative fuel is supplied to the engine.

Title
Apparatus and method for providing an alternative fuel system for engines
Application Number
7/618171
Publication Number
5092305
Application Date
November 26, 1990
Publication Date
March 3, 1992
Inventor
Steven R King
San Antonio
TX, US
Agent
Baker & Botts
Assignee
Gas Research Institute
IL, US
IPC
F02B 13/00
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