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| US4003204 | 6 Oct 1975 | 18 Jan 1977 | | Fuel regenerated non-polluting internal combustion engine |
| US4003344 | 6 Oct 1975 | 18 Jan 1977 | | Fuel regenerated non-polluting internal combustion engine |
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| US4009006 | 18 Aug 1975 | 22 Feb 1977 | | Water to fuel converter |
| US4037568 | 11 Apr 1975 | 26 Jul 1977 | | Exhaust heated hydrogen and oxygen producing catalytic converter for combustion engine |
| US4059078 | 1 Jul 1976 | 22 Nov 1977 | | Steam injection apparatus |
| US4099489 | 22 Nov 1976 | 11 Jul 1978 | | Fuel regenerated non-polluting internal combustion engine |
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| US4125091 | 6 Jun 1977 | 14 Nov 1978 | Toyota Jidosha Kogyo Kabushiki Kaisha | Method and equipment for control of internal combustion engine with fuel-reforming device |
| US4230072 | 18 Apr 1979 | 28 Oct 1980 | Nippon Soken, Inc. | Internal combustion engine with a methanol reforming system |
| US4256060 | 13 Aug 1979 | 17 Mar 1981 | | Manifold hydrogen generator units for automotive I.C. engines |
| US4271809 | 27 Jun 1978 | 9 Jun 1981 | | Vaporator |
| US4341184 | 23 Jul 1979 | 27 Jul 1982 | | Method and device avoiding the pollution of the atmosphere by noxious gases |
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| US6668763 | 11 Mar 2002 | 30 Dec 2003 | The University of Chicago | Process for in-situ production of hydrogen (H2) by alcohol decomposition for emission reduction from internal combustion engines |
