;  US6892840-B2 -- CH688202-A5   ;  GB2345729-A   BG INTELLECTUAL PROPERTY LTD (GASC)   BRIGHTWELL A,  WEDGE P J,  DAVIES R J;  US4099589-A   ;  US4112875-A   NAT AERO & SPACE ADMIN (USAS)   LAUMANN E A,  REYNOLDS R K;  US4182960-A   REUYL J S (REUY-Individual)   REUYL J S;  US4578955-A   MEDINA R (MEDI-Individual)   MEDINA R;  US5193635-A   YAMAHA HATSUDOKI KK (YMHA)   MIZUNO Y,  HANAJIMA T,  MATSUBARA H;  US5318142-A   FORD MOTOR CO (FORD)   TABACZYNSKI R J,  BATES B,  SIMS R I,  WALLACE J R;  US5343970-A   SEVERINSKY A J (SEVE-Individual)   SEVERINSKY A J;  US5346031-A   GARDNER C O (GARD-Individual)   GARDNER C O;  US5399251-A   NAKAMATSU Y (NAKA-Individual)   NAKAMATSU Y;  US5401589-A   VICKERS SHIPBUILDING & ENG (VICS);  CJBD LTD (CJBD-Non-standard)   PALMER I,  SEYMOUR C M,  DAMS R A J;  US5409784-A   MASSACHUSETTS INST TECHNOLOGY (MASI)   BROMBERG L,  COHN D R,  RABINOVICH A;  US5413075-A   MAZDA MOTOR CORP (MAZD)   MAMIYA K,  SHIRAISHI T,  YOKOMIZO K,  TERAMOTO T;  US5437250-A   MASSACHUSETTS INST TECHNOLOGY (MASI)   RABINOVICH A,  COHN D R,  BROMBERG L;  US5656916-A   HONDA MOTOR CO LTD (HOND)   HOTTA Y;  US5670830-A   MITSUBISHI MOTOR CORP (MITM)   KOGA H,  KUMAGAI N,  OWADA T,  FURUKAWA S,  KATO M,  KAWAMURA N;  US5695893-A   NIPPON TELEGRAPH & TELEPHONE CORP (NITE)   ARAI H,  OKADA S,  SAKURAI Y,  YAMAKI J;  US5780980-A   HITACHI LTD (HITA)   NAITO S;  US5785136-A   MERCEDES-BENZ AG (DAIM)   FALKENMAYER B,  ANTONY P;  US5820172-A   FORD GLOBAL TECHNOLOGIES INC (FORD)   TAMOR M A,  GIARDINI S,  BRIGHAM D R,  LEV A,  ROMLEIN T;  US5842534-A   FRANK A A (FRAN-Individual)   FRANK A A;  US5875691-A   TOYOTA JIDOSHA KK (TOYT)   HATA H,  KUBO S,  TAGA Y,  IBARAKI R;  US5908077-A   ;  US5982139-A   PARISE R J (PARI-Individual)   PARISE R J;  US6044922-A   FIELD B F (FIEL-Individual)   FIELD B F;  US6054838-A   TSATSIS C (TSAT-Individual)   TSATSIS C;  US6081042-A   TOYOTA JIDOSHA KK (TOYT)   TABATA A,  TAGA Y,  IBARAKI R,  MIKAMI T,  HATA H;  US6378637-B1   HONDA GIKEN KOGYO KK (HOND)   ONO T,  IGARASHI N,  USHIO T,  KAMI Y,  GOUHARA K;  US6408966-B1   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard)   HORNBURG G,  BENZ U,  TILLMETZ W;  US6447939-B1   NISSAN MOTOR CO LTD (NSMO)   IWASAKI Y;  US6615940-B2   TOYOTA JIDOSHA KK (TOYT)   MORISAWA K;  WO1991008122-A