;  US7651615-B2 -- JP10225694-A   ;  JP2000189103-A   ;  JP2001025789-A   KURITA WATER IND LTD (KURK);  US22444-E   ;  US2178818-A   ;  US2209613-A   ;  US2477815-A   ;  US3232434-A   ;  US3459303-A   ;  US3485750-A   ;  US3577341-A   PENNWALT CORP (PENN);  US3591491-A   ;  US3607737-A   ;  US3617537-A   ;  US3638793-A   ;  US3660277-A   UNION CARBIDE CORP (UNIC);  US3709364-A   ;  US3803029-A   FRAM CORP (FRAM);  US3806448-A   E G SMITH (SMIT-Individual);  US3825494-A   ;  US3838199-A   ;  US3846292-A   ;  US3918404-A   ;  US3982499-A   FRANKL G P (FRAN-Individual);  US3996105-A   ;  US4003790-A   ;  US4042458-A   ;  US4132637-A   FMC CORP (FMCC)   KEY W P,  IHRIG D C,  MONROE D W;  US4178239-A   GRACE & CO W R (GRAC);  UNION CARBIDE CORP (UNIC);  US4214887-A   OZODYNE INC (OZOD-Non-standard)   VANGELDER A;  US4256574-A   STERLING DRUG INC (STER)   BHARGAVA P;  US4404110-A   ;  US4451567-A   HITACHI LTD (HITA)   ISHIASHI T,  ISHIDA M,  ODAWARA Y;  US4608338-A   ;  US4752316-A   REVERE COPPER & BRASS INC (REVR)   PLOVANICH C J,  OSSONT G H,  KING K C,  KNOPP W V,  IRWIN R H;  US4915842-A   US SEC OF AGRIC (USDA)   KEARNEY P C,  MULDOON M T,  SOMICH C J;  US5011599-A   ;  US5070016-A   REVOLUTION FUELS AM (REVO-Non-standard)   HALLBERG D E;  US5078965-A   PEARSON E H (PEAR-Individual)   PEARSON E H;  US5342522-A   TAUW INFRA CONSULT BV (TAUW-Non-standard)   MARSMAN E H,  VLEKKE G J F M,  URLINGS L G C M,  REITSMA B A H;  US5424195-A   US BUREAU OF MINES (USSI)   VOLKWEIN J;  US5447850-A   MCCANN J L (MCCA-Individual)   MCCANN J L;  US5472472-A   BION TECHNOLOGIES INC (BION-Non-standard)   NORTHROP J;  US5520888-A   SAFE ALTERNATIVES CORP (SAFE-Non-standard)   BERNDT D R;  US5593575-A   ;  US5633163-A   DOWMUS PTY LTD (DOWM-Non-standard)   CAMERON D O;  US5641679-A   CYTEC TECHNOLOGY CORP (CYTE)   PIERCE G E;  US5688685-A   CYTEC TECHNOLOGY CORP (CYTE)   PIERCE G E;  US5707856-A   HIGA T (HIGA-Individual)   HIGA T;  US5753494-A   ;  US5773283-A   CYTEC TECHNOLOGY CORP (CYTE)   PIERCE G E;  US5854061-A   ;  US5897785-A   ;  US6056885-A   ;  US6077548-A   AGENCE SPATIALE EURO (SPAT)   LASSEUR C A A,  RICHALET J E N,  VERSTRAETE W H;  US6117324-A   UNIV CLEMSON (UYCL-Non-standard)   GREENE A K,  KNIGHT C S;  US6136194-A   LEMNA CORP (LEMN-Non-standard)   VOGEL S M,  PIDAPARTI S R;  US6303034-B1   ;  US6340581-B1   BIOENGINEERING RESOURCES INC (BIOE-Non-standard)   GADDY J L;  US6365048-B1   ;  US6375844-B1   EHRLICH R T (EHRL-Individual)   EHRLICH R T;  US6395174-B1   ;  US6423229-B1   ;  US6500333-B1   UNIV CLEMSON (UYCL-Non-standard)   GREENE A K;  US6514410-B1   ;  US6555359-B2   CUMMINGS R J (CUMM-Individual)   CUMMINGS R J;  US6558548-B2   ODOR CONTROL SYSTEMS INC (ODOR-Non-standard)   SVIRKLYS F,  MCGREGOR W,  MARSH R,  SHANKLIN D M;  US6673241-B1   ;  US6689274-B1   BION TECHNOLOGIES INC (BION-Non-standard)   NORTHROP J,  MORRIS J W;  US6835560-B2   UNIV CLEMSON (UYCL-Non-standard)   GREENE A K;  US6893565-B2   UNIV CLEMSON (UYCL-Non-standard)   GREENE A K;  US6982035-B1   OKEEFE D M (OKEE-Individual)   OKEEFE D M;  US2001013497-A1   KOLBER S N (KOLB-Individual)   KOLBER S N;  US2002061270-A1   KINETIC BIOSYSTEMS INC (KINE-Non-standard)   OSBORNE G W;  US2002192774-A1   RISOE FORSKNINGSCENTER (RISO-Non-standard);  AHRING B K (AHRI-Individual)   AHRING B K,  THOMSEN A B;  US2006086651-A1