;  US8169188-B2 -- EP599244-A2   NIPPONDENSO CO LTD (NPDE)   ISHII H,  TSUZUKI K;  GB2318466-A   CATERPILLAR INC (CATE)   DAVIS E W,  ANTONE J A,  GIHRING K D;  JP07226807-A   ;  JP10207576-A   ;  JP10233826-A   ;  JP2001189785-A   MITSUBISHI ELECTRIC CORP (MITQ)   KAWADA K,  NAKAOKA K,  OKABE M,  ISHIHARA Y;  JP2001312326-A   ;  JP2003015125-A   OPTOLEX KK (OPTO)   NAKAYAMA M;  JP3099731-B2   ;  US4028675-A   HEWLETT-PACKARD CO (HEWP);  US4274044-A   PHILIPS GLOEILAMPENFAB NV (PHIG)   BARRE C;  US4626764-A   ;  US4675538-A   EPSTEIN B M (EPST-Individual)   EPSTEIN B M;  US5144119-A   NORAND CORP (NORA-Non-standard)   CHADIMA G E,  LASER V;  US5276393-A   GALI C E (GALI-Individual)   GALI C E;  US5349282-A   SPAN INC (SPAN-Non-standard)   MCCLURE M S;  US5654623-A   MITSUBISHI ELECTRIC CORP (MITQ)   SHIGA M,  KIKUCHI K,  KUMAGAI M,  TAKAHIRA Y,  SUZUKI H;  US5675223-A   SANDEN CORP (SAOE)   YOSHIZAWA T,  HOSHINO S,  KAWABATA T;  US5677566-A   MICRON TECHNOLOGY INC (MICR-Non-standard)   BROOKS J M,  KING J L;  US5687901-A   NIPPON STEEL CORP (YAWA)   KAWAKAMI Y,  TATSUMI K,  HOSHIBA H,  KONDA M;  US5707249-A   SCHNEIDER AUTOMATION INC (SCHN)   BYRD T J;  US5717562-A   CATERPILLAR INC (CATE)   DAVIS E W,  ANTONE J A,  GIHRING K D;  US5733674-A   ;  US5734254-A   HEWLETT-PACKARD CO (HEWP)   STEPHENS C S;  US5818198-A   INT BUSINESS MACHINES CORP (IBMC)   MITO T,  KIZAWA M;  US5835359-A   ;  US5844400-A   TELXON CORP (TELX-Non-standard)   BRAKE C P,  MANNS T J,  RAMSIER D A,  LEPPO L E;  US5848152-A   MOTOROLA INC (MOTI)   LO J T,  SLIPY M J,  LUNDELL L J,  MISCHENKO N;  US5911947-A   COMPAQ COMPUTER CORP (COPQ)   MITCHELL N;  US6020722-A   ;  US6036101-A   DALLAS SEMICONDUCTOR CORP (DALL-Non-standard)   HASS S N,  BOLAN M L;  US20010044331-A1   ;  US20020142194-A1   ;  US20020147035-A1   ;  US20020162884-A1   ;  US20030181226-A1   ;  US20050134212-A1   ;  US6171138-B1   MOTOROLA INC (MOTI)   LEFEBVRE J D,  MINA S,  WEAVER W B;  US6280255-B1   ;  US6730432-B1   SYMBOL TECHNOLOGIES INC (MOTI)   GROSFELD H,  GONG F;  US6771992-B1   FUJITSU LTD (FUIT)   TOMURA M,  TAJIMA K,  SHIGETA T;  US6807437-B1   ;  US7019420-B2   KOGAN E (KOGA-Individual);  YAKHNICH V (YAKH-Individual)   KOGAN E,  YAKHNICH V;  US7176655-B2   ;  US7768232-B2   SYMBOL TECHNOLOGIES INC (MOTI)   KOGAN E,  YAKHNICH V;  WO2001037229-A1