EDIG patents: <A HREF="http://www.delphion.com/details?&pn10=US05491774" target="_new">http://www.delphion.com/details?&pn10=US05491774</A> Handheld record and playback device with flash memory <A HREF="http://www.delphion.com/details?&pn=US05742737__" target="_new">http://www.delphion.com/details?&pn=US05742737__</A> Method for recording voice messages on flash memory in a hand held recorder <A HREF="http://www.delphion.com/details?&pn=US05787445__" target="_new">http://www.delphion.com/details?&pn=US05787445__</A> Operating system including improved file management for use in devices utilizing flash memory as main memory <A HREF="http://www.delphion.com/details?&pn=US05839108__" target="_new">http://www.delphion.com/details?&pn=US05839108__</A> Flash memory file system in a handheld record and playback device <A HREF="http://www.delphion.com/details?&pn=US05842170__" target="_new">http://www.delphion.com/details?&pn=US05842170__</A> Method for editing in hand held recorder