WO9116719-A -- EP333641-A   GEBR SULZER AG (SULZ);  SULZER INNOTEC AG (SULZ);  GRATZEL M (GRAT-Individual);  EPFL ECOLE POLYTECHNIQUE FED LAUSANNE (EPFL)   GRATZEL M;  EP333641-B1   GEBR SULZER AG (SULZ);  SULZER INNOTEC AG (SULZ);  GRATZEL M (GRAT-Individual);  EPFL ECOLE POLYTECHNIQUE FED LAUSANNE (EPFL)   GRATZEL M;  JP57195241-A   ;  US4117210-A   OPTEL CORPORATION (OPTE-Non-standard);  GRUMMAN AEROSPACE CORP (GRUA)   DEB S K,  CHEN S,  WITZKE H,  RUSSAK M A,  REICHMAN J;  WO1985005119-A   ;  AU650878-B -- EP333641-A   GEBR SULZER AG (SULZ);  SULZER INNOTEC AG (SULZ);  GRATZEL M (GRAT-Individual);  EPFL ECOLE POLYTECHNIQUE FED LAUSANNE (EPFL)   GRATZEL M;  US4117210-A   OPTEL CORPORATION (OPTE-Non-standard);  GRUMMAN AEROSPACE CORP (GRUA)   DEB S K,  CHEN S,  WITZKE H,  RUSSAK M A,  REICHMAN J;  WO1985005119-A   ;  US5350644-A -- EP333641-A   GEBR SULZER AG (SULZ);  SULZER INNOTEC AG (SULZ);  GRATZEL M (GRAT-Individual);  EPFL ECOLE POLYTECHNIQUE FED LAUSANNE (EPFL)   GRATZEL M;  US4117210-A   OPTEL CORPORATION (OPTE-Non-standard);  GRUMMAN AEROSPACE CORP (GRUA)   DEB S K,  CHEN S,  WITZKE H,  RUSSAK M A,  REICHMAN J;  US4927721-A   GEBR SULZER AG (SULZ);  SULZER INNOTEC AG (SULZ);  GRATZEL M (GRAT-Individual);  EPFL ECOLE POLYTECHNIQUE FED LAUSANNE (EPFL)   GRATZEL M;  WO1985005119-A   ;  WO9116719-A3 -- EP333641-A   GEBR SULZER AG (SULZ);  SULZER INNOTEC AG (SULZ);  GRATZEL M (GRAT-Individual);  EPFL ECOLE POLYTECHNIQUE FED LAUSANNE (EPFL)   GRATZEL M;  JP57195241-A   ;  US4117210-A   OPTEL CORPORATION (OPTE-Non-standard);  GRUMMAN AEROSPACE CORP (GRUA)   DEB S K,  CHEN S,  WITZKE H,  RUSSAK M A,  REICHMAN J;  WO1985005119-A   ;  EP525070-B1 -- EP333641-A   GEBR SULZER AG (SULZ);  SULZER INNOTEC AG (SULZ);  GRATZEL M (GRAT-Individual);  EPFL ECOLE POLYTECHNIQUE FED LAUSANNE (EPFL)   GRATZEL M;  JP57195241-A   ;  US4117210-A   OPTEL CORPORATION (OPTE-Non-standard);  GRUMMAN AEROSPACE CORP (GRUA)   DEB S K,  CHEN S,  WITZKE H,  RUSSAK M A,  REICHMAN J;  WO1985005119-A   ;  JP96015097-B2 -- JP01220380-A   ;  JP57195241-A   ;  JP59098480-A   STANDARD OIL CO INDIANA (STAD)   HOWE A T;  JP60012682-A   ENERGY CONVERSION DEVICES INC (ENGD)   SAPRU K,  LIANG G,  REICHMAN B;  JP86502402-U   ;  US4117210-A   OPTEL CORPORATION (OPTE-Non-standard);  GRUMMAN AEROSPACE CORP (GRUA)   DEB S K,  CHEN S,  WITZKE H,  RUSSAK M A,  REICHMAN J