0000032878-04-000049 4 1 20040331 20040401 ENERGY CONVERSION DEVICES INC 0000032878 3690 381749884 DE 0630 2956 WATERVIEW DRIVE ROCHESTER HILLS MI 48309 248-293-0440 ENERGY CONVERSION LABORATORIES INC 19710603 OVSHINSKY IRIS M 0001210568 4 34 001-08403 04710011 C/O ENERGY CONVERSION DEVICES INC 2956 WATERVIEW DR ROCHESTER HILLS MI 48309 4 1 primary_doc.xml PRIMARY DOCUMENT