News

Product News 5/2/2008 MKS Exhibits New Baratron® Differential Capacitance Manometers At Semicon West 2008 2/4/2008 MKS introduces Series 48 Filter Housing Heaters 9/1/2007 Electrostatic Charging System Fits Tight Spaces 8/9/2007 MKS, Ion Systems® Introduces Model 5822i Ionizing Blower 8/1/2007 New Electrostatic System Streamlines IML Process 7/9/2007 MKS' πMFC Low Pressure Mass Flow Controller Wins Editors' Choice Best Product Award 7/1/2007 Chill Roll Tacking System Eliminates Marking 6/26/2007 MKS' LIQUOZON® LoopO3 Selected by SEZ AG Dissolved Ozone System Chosen for DIO3 Delivery, Performance and Ultra-Compact Size 6/15/2007 MKS Exhibits New Control Solutions at SEMICON West 2007 6/13/2007 MKS Showcases Delta™ II Flow Ratio Controller at SEMICON West 2007

Corporate News 4/24/2008 MKS Instruments Reports First Quarter 2008 Financial Results 4/3/2008 MKS Instruments Announces First Quarter 2008 Earnings Conference Call 2/12/2008 MKS Instruments Board of Directors Appoints New Member and Approves Corporate Headquarters Move 2/7/2008 MKS Instruments Reports Fourth Quarter and Full Year 2007 Financial Results 1/17/2008 MKS Instruments Announces Fourth Quarter 2007 Earnings Conference Call 1/2/2008 MKS Instruments to Present at Needham Growth Conference 11/8/2007 MKS Instruments Acquires Yield Dynamics 10/25/2007 MKS Instruments Reports Third Quarter 2007 Financial Results 10/9/2007 MKS Instruments Names John T.C. Lee to Lead Business Unit 10/8/2007 MKS Instruments Announces Third Quarter 2007 Earnings Conference Call 7/26/2007 MKS Instruments Reports Second Quarter 2007 Financial Results 7/25/2007 MKS Instruments to Present at Canaccord Adams Summer Seminar 7/11/2007 MKS Instruments Announces Second Quarter 2007 Earnings Conference Call 5/22/2007 MKS Ranks Seventh in Globe 100 Top Performing Public Companies 5/16/2007 MKS Instruments to Present at JP Morgan Technology Conference