dl IncLaser illuminated display systemWO1997048138A228 May 199718 Dic 1997Philips Electronics NvVisible light emitting devices including uv-light emitting diode and uv-excitable, visible light emitting phosphor, and method of producing such devices* Citada por examinador Citada por Patente citante Fecha de presentaci???n Fecha de publicaci???n Solicitante T???tuloUS6577073 *25 May 200110 Jun 2003M