2005Symbol Technologies, Inc.Method and apparatus for reading and writing indicia such as bar codes using a scanned laserUS6873444Aug 7, 2000Mar 29, 2005U. C. Laser Ltd.Volume holograms in transparent materialsUS6884961Aug 23, 2001Apr 26, 2005Uc Laser Ltd.Intravolume diffractive optical elementsUS6903347Jul 9, 2001Jun 7, 2005Stephen C. BaerSuperresolution in microlithography and fluorescence micro