GB2425328-A -- GB2347976-A   IT POWER LTD (ITPO-Non-standard)   FRANKEL P;  GB2396666-A   MARINE CURRENT TURBINES LTD (MARI-Non-standard)   FRAENKEL P L;  US3422505-A1   ;  WO2006111756-A1 -- GB2311566-A   IT POWER LTD (ITPO-Non-standard)   FRANKEL P,  PAISH O F;  US2775869-A   ;  US2934804-A   ;  US3844002-A   GENERAL TIRE & RUBBER CO (GENT);  US4497592-A   NAT SUPPLY CO UK LT (NASU-Non-standard);  ARMCO INC (ARMC)   LAWSON J E;  US4706757-A   AMOCO CORP (STAD)   HARRINGTON J P;  US2009220308-A1 -- US2775869-A   ;  US2934804-A   ;  US3844002-A   GENERAL TIRE & RUBBER CO (GENT);  US4075860-A   DELONG CORP (DELO-Non-standard)   HANSEN J H;  US4408932-A   ARMCO INC (ARMC)   COWAN W S;  US4497582-A   LIPMAN A G (LIPM-Individual)   LIPMAN A G,  LEVIN H L;  US4497592-A   NAT SUPPLY CO UK LT (NASU-Non-standard);  ARMCO INC (ARMC)   LAWSON J E;  US4706757-A   AMOCO CORP (STAD)   HARRINGTON J P;  US5035542-A   BASSETT M (BASS-Individual)   BASSETT M;  US5123410-A   GREENE W W (GREE-Individual)   GREENE W W,  WYMAN D J;  US5244312-A   CONOCO INC (CONO)   WYBRO P G,  BOTROS F;  US5743677-A   OIL STATES IND INC (OILS-Non-standard)   SPALDING L V,  PHILLIPS D J,  ELDRIDGE W J;  GB2425328-B -- GB2347976-A   IT POWER LTD (ITPO-Non-standard)   FRANKEL P;  GB2396666-A   MARINE CURRENT TURBINES LTD (MARI-Non-standard)   FRAENKEL P L;  US3422505-A   ;  RU2410490-C2 -- DE3506343-A   ;  GB2347976-A   IT POWER LTD (ITPO-Non-standard)   FRANKEL P;  RU2078988-C1   ;  SU1470856-A   ;  SU50924-A1   ;  US4497592-A   NAT SUPPLY CO UK LT (NASU-Non-standard);  ARMCO INC (ARMC)   LAWSON J E;  WO2004048774-A1   MARINE CURRENT TURBINES LTD (MARI-Non-standard)   FRAENKEL P L;  US7980785-B2 -- GB2311566-A   IT POWER LTD (ITPO-Non-standard)   FRANKEL P,  PAISH O F;  GB2347976-A   IT POWER LTD (ITPO-Non-standard)   FRANKEL P;  GB2348250-A   IT POWER LTD (ITPO-Non-standard)   FRANKEL P;  GB2396666-A   MARINE CURRENT TURBINES LTD (MARI-Non-standard)   FRAENKEL P L;  US2775869-A   ;  US2934804-A   ;  US3844002-A   GENERAL TIRE & RUBBER CO (GENT);  US4075860-A   DELONG CORP (DELO-Non-standard)   HANSEN J H;  US4408932-A   ARMCO INC (ARMC)   COWAN W S;  US4497582-A   LIPMAN A G (LIPM-Individual)   LIPMAN A G,  LEVIN H L;  US4497592-A   NAT SUPPLY CO UK LT (NASU-Non-standard);  ARMCO INC (ARMC)   LAWSON J E;  US4706757-A   AMOCO CORP (STAD)   HARRINGTON J P;  US5035542-A   BASSETT M (BASS-Individual)   BASSETT M;  US5123410-A   GREENE W W (GREE-Individual)   GREENE W W,  WYMAN D J;  US5244312-A   CONOCO INC (CONO)   WYBRO P G,  BOTROS F;  US5743677-A   OIL STATES IND INC (OILS-Non-standard)   SPALDING L V,  PHILLIPS D J,  ELDRIDGE W J;  CN101218398-B -- CN1259181-A   LETOURNEAU INC (LETO-Non-standard)   DARWICHE M K M,  DOWDY M J,  BOWES J F;  US2934804-A   ;  US3844002-A   GENERAL TIRE & RUBBER CO (GENT);  US4497592-A   NAT SUPPLY CO UK LT (NASU-Non-standard);  ARMCO INC (ARMC)   LAWSON J E;  US4706757-A   AMOCO CORP (STAD)   HARRINGTON J P;  PH12007502190-B1 -- GB2347976-A   IT POWER LTD (ITPO-Non-standard)   FRANKEL P;  GB2396666-A   MARINE CURRENT TURBINES LTD (MARI-Non-standard)   FRAENKEL P L;  US3422505-A