1 EXHIBIT 4.6 DATE WARRANT NUMBER OF EXERCISE PRICE/ ISSUED WARRANT HOLDER NO. SHARES EXPIRATION DATE 1/31/2000 Leonard H. Timmel E-1 50,000 Exercise price: $3.00 Expires: 1/31/2003 1/31/2000 Satya P. Garg E-2 100,000 Exercise price: $3.00 Expires: 1/31/2003 1/31/2000 Christopher Miller E-3 25,000 Exercise price: $3.00 Expires: 1/31/2003