Webcast Alert: Energy Conversion Devices, Inc. Announces Second Quarter Fiscal 2004 Operating Results Webcast

ROCHESTER HILLS, Mich., Feb. 10, 2004 -- Energy Conversion Devices, Inc. announces the following Webcast:

  What:     Energy Conversion Devices Second Quarter Fiscal 2004 Operating
            Results

  When:     Wednesday, Feb. 18, 2004 @ 11 a.m. Eastern

  Where:    http://www.videonewswire.com/ECDOVONICS/021804

  How:      Live over the Internet -- Simply log on to the web at the
            address above.

  Contact:  Ghazaleh Koefod of Energy Conversion Devices Inc.,
            248-293-0440, Email: investor.relations@ovonic.com,
            Fax: 248-844-2716

To access the conference call by telephone please dial 1-877-858-2512 or 1-706-634-1291 about 10 minutes before the scheduled start time. A telephone recording of the conference will be available at 1-800-642-1687 or 1-706-645-9291 through February 21, 2004. Use the conference ID number 5510652 to access the recorded call. If you are unable to participate during the live webcast, the call will be archived at http://www.ovonic.com/ .

ECD Ovonics is the leader in the synthesis of new materials and the development of advanced production technology and innovative products. It has invented, pioneered and developed enabling technologies in the fields of energy and information leading to new products and production processes based on amorphous, disordered and related materials. ECD Ovonics' proprietary advanced information technologies include Ovonic(TM) phase-change electrical memory, Ovonic(TM) phase-change optical memory and the Ovonic(TM) Threshold Switch. The Company's portfolio of alternative energy solutions includes thin-film amorphous solar cells, modules, panels and systems for generating solar electric power; NiMH batteries; hydride storage materials capable of storing hydrogen in the solid state for use as a feedstock for fuel cells or internal combustion engines or as an enhancement or replacement for any type of hydrocarbon fuel; and fuel cell technology. ECD Ovonics designs and builds manufacturing machinery that incorporates its proprietary production processes, maintains ongoing research and development programs to continually improve its products and develops new applications for its technologies. ECD Ovonics holds the basic patents in its fields. More information on ECD Ovonics is available on www.ovonic.com .

(Minimum Requirements to listen to broadcast: The Windows Media Player software, downloadable free from http://www.microsoft.com/windows/windowsmedia/EN/default.asp and at least a 28.8 kbps connection to the Internet. If you experience problems listening to

the broadcast, send an email to webcastsupport@tfprn.com .)

Audio: http://www.videonewswire.com/ECDOVONICS/021804