Moller’s Patents in case you heard he was a fraud Has at least 6 additional inventions that have improved the Rotapower engine over the last 15 years, but are being kept as trade secrets until such time as we are ready to go into production, although we could patent earlier if required. Here is the list, along with links to the downloadable patents: Patent 3,960,036 Torque Converter - June 1, 1976 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=03960036 Patent 3,987,867 Spark arresting muffler for engines - Oct 26, 1976 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=03987867 Patent D246,038 Combined muffler and spark arrestor - Oct 11, 1977 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=D0246038 Patent 4,113,051 Engine muffler and spark arrester - Sept 12, 1978 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=04113051 Patent 4,307,629 Torque converter - Dec 29, 1981 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=04307629 Patent 4,424,882 Resonator type mufflers - Jan 10, 1984 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=04424882 Patent D292,194 Airborne Vehicle - Oct 6, 1987 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=D0292194 Patent 4,795,111 Robotic or remotely controlled flying platform - Jan 3, 1989 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=04795111 Patent D312,068 Vertical take-off and landing aircraft - Nov 13, 1990 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=D0312068 Patent 5,115,996 VTOL aircraft - May 26, 1992 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=05115996 Patent 5,413,877 Combination thermal barrier and wear coating for internal combustion engines - May 9, 1995 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=05413877 Patent 6,164,942 Rotary engine having enhanced charge cooling and lubrication - Dec 26, 2000 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=06164942 Patent 6,325,603 Charge cooled rotary engine - Dec 4, 2001 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=06325603 Patent 6,450,445 Stabilizing control apparatus for robotic or remotely controlled flying platform - Sept 17,2002 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=06450445 Patent 6,808,140 Vertical take-off and landing vehicles - Oct 26, 2004 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=06808140 Patent D498,201 Vertical takeoff and landing aircraft - Nov 4, 2004 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=D0498201 Patent D736,140 Vertical takeoff and landing vehicle - Aug 11, 2015 http://pdfpiw.uspto.gov/.piw?PageNum=0&docid=D0736140