US6620080-B1 -- US34959-E   POTTS L L (POTT-Individual);  TRI-TECH INC (TRIT-Non-standard)   POTTS L L;  US1015071-A   ;  US2068578-A   ;  US2544106-A   ;  US2829891-A   ;  US3475020-A   ;  US3475021-A   ;  US3485495-A   ;  US3511500-A   ;  US3713653-A   ;  US3756595-A   ;  US3792860-A   ;  US3814420-A   J I ENCKE (ENCK-Individual);  US3833215-A   LEE ORG INC RAYMOND (LEEO);  US4340214-A   SCHUTZER B (SCHU-Individual);  US4396189-A   JENKINS G W (JENK-Individual)   JENKINS G W;  US4509742-A   CONES C F (CONE-Individual)   CONES C F;  US4563001-A   TERAUDS J (TERA-Individual)   TERAUDS J;  US4577861-A   YOUNG B UNIV (UYYO-Non-standard)   BANGERTER B L,  STREETER J M;  US4609190-A   HYDRA-GYM ATHLETICS (HYDR-Non-standard);  BRENTHAM J D (BREN-Individual)   BRENTHAM J D;  US4708338-A   POTTS L L (POTT-Individual);  TRI-TECH INC (TRIT-Non-standard)   POTTS L L;  US4739984-A   DRANSELKA M A (DRAN-Individual)   DRANSELKA M A;  US4781372-A   MCCORMACK P J (MCCO-Individual)   MCCORMACK P J;  US4830362-A   BULL J W (BULL-Individual)   BULL J W;  US4900012-A   FU Y H (FUYH-Individual)   FU Y H;  US4915373-A   WALKER K W (WALK-Individual)   WALKER K W;  US4934688-A   LO P K (LOPK-Individual)   LO P K;  US4938474-A   LAGUNA TECTRIX (LAGU-Non-standard)   SWEENEY M T,  STARK D P,  SWEENEY J S;  US4989858-A   CARDIO-FIT INC (CARD-Non-standard)   YOUNG D W,  SORENSON M B,  YOUNG G B;  US5100129-A   PORTER E I (PORT-Individual)   PORTER E I,  SPENCER S R;  US5178596-A   MCINTIRE N L (MCIN-Individual)   MCINTIRE N L;  US5209711-A   SCRIMA N (SCRI-Individual)   SCRIMA N;  US5221242-A   WEBER J C (WEBE-Individual)   WEBER J C,  NANNEN C L,  POLLARD M,  POLLARD D R;  US5222928-A   YACULLO V (YACU-Individual)   YACULLO V;  US5316528-A   FULL RANGE INC (FULL-Non-standard)   ZIPARO J A;  US5316530-A   ROEMER D (ROEM-Individual)   ROEMER D;  US5328427-A   SLEAMAKER R H (SLEA-Individual)   SLEAMAKER R H;  US5336143-A   WU H (WUHH-Individual)   WU H;  US5352185-A   KNOLL FEINMECHANIK ERNST (KNOL-Non-standard)   BLAUTH W,  KNOLL E;  US5356362-A   YOGI POGI INC (YOGI-Non-standard)   BECKER R B,  GILBERT D D;  US5372564-A   SPIRITO P J (SPIR-Individual)   SPIRITO P J;  US5391130-A   SPORT SPECIFIC INC (SPOR-Non-standard)   GREEN E J,  KENDALL G R,  LUMBARD M,  NARAN A;  US5441472-A   JOHNSTON G L (JOHN-Individual)   JOHNSTON G L;  US5487711-A   LITTLE O L (LITT-Individual)   LITTLE O L;  US5499956-A   NORDICTRACK INC (NORD-Non-standard)   SPLANE R L,  HABING T G;  US5499958-A   HESS D F (HESS-Individual)   HESS D F;  US5509880-A   YOGI POGI INC (YOGI-Non-standard)   GILBERT D D,  BECKER R B;  US5509894-A   BREG INC (BREG-Non-standard)   MASON B R,  MASON J T;  US5518470-A   PIAGET G D (PIAG-Individual);  GORDON T O (GORD-Individual)   PIAGET G D,  GORDON T O;  US5520598-A   LITTLE O L (LITT-Individual)   LITTLE O L;  US5527247-A   ARCHAMBAULT D H (ARCH-Individual)   ARCHAMBAULT D H;  US5540637-A   CCS LLC (CCSL-Non-standard)   RODGERS R E;  US5665033-A   HEALTHRIDER INC (HEAL-Non-standard)   PALMER D D,  ALVAREZ M J,  SARPE V;  US5807210-A   DEVLIN C T (DEVL-Individual)   DEVLIN C T;  US5961423-A   SELLERS T D (SELL-Individual)   SELLERS T D