• Business Performance for the First Quarter of Fiscal Year 2011(on a consolidated basis)
  • Business Performance for Fiscal Year 2010(on a consolidated basis)
  • Announcement of Exhibition to PV JAPAN 2010
  • Business Performance for the First Three Quarters of Fiscal 2010(on a consolidated basis)
  • Business Performance for the First Two Quarters of Fiscal 2010(on a consolidated basis)
  • Taiyo Nippon Sanso Shenwei (Shanghai) Medical Gas Co., Ltd. Established
  • Business Performance for the First Quarter of Fiscal 2010(on a consolidated basis)
  • Market launch of new high-performance nitrogen gas generator
  • Joint Monosilane Gas Production Project with Evonik Degussa Japan Co., Ltd.
  • Business Performance for Fiscal 2008 (on a consolidated basis)
  • Matheson Tri-Gas to acquire largest independent industrial gas distributor in United States
  • Business Performance for the First Three Quarters of Fiscal 2008 (on a consolidated basis)
  • Business Performance for the First Two Quarters of Fiscal 2008 (on a consolidated basis)
  • Notice Regarding Conclusion of Share Buyback by Taiyo Nippon Sanso Corporation.
  • Matheson Tri-Gas,Inc. Acquires Aeris,Inc.
  • TNSC,IMEC to collaborate on green LED manufacturing technolog.
  • Operation started at Yahata Kyodo Ekisan's first air separation plant.
  • Accounts Settlement for the First Quarter of Fiscal 2008(on a consolidated basis).
  • INGASCO again receives Supplier Appreciation Award.
  • TNSC acquires silane gas refilling companyin Yizheng City, Yangzhou, China.
  • National Oxygen receives excellent supplier award in Singapore and Malaysia.
  • Verification of biogas concentration unit that uses "membrane / absorption hybrid method" at field test.
  • TNSC Establishes Investment Company in China.
  • Business Performance for the Fiscal 2007(on a consolidated basis).
  • Group member NS Engineering to take over semiconductor gas equipment sale and installation operations from Saan Engineering.
    - NS Engineering to be renamed Taiyo Nippon Sanso Engineering -
  • IBM and Matheson Tri-Gas to Collaborate on Semiconductor Manufacturing Technology.
  • Southern California Industrial Gas Distributor Becomes Part of TNSC Group.
  • TNSC Puts Low-Cost Biogas Refining Unit on Market.
  • Notice of Partial Amendment of Articles of Incorporation.
  • Important Notice Regarding Basic Policies for Control over the Company and Countermeasures Against Large-scale Acquisitions of the Companyfs Shares (Takeover Defense)
  • Ceremony Marks Completion of Ingasco's Second Air Separation Plant.
  • Notice Regarding Acquisition of Own Shares by Taiyo Nippon Sanso Corporation.
  • Summary of Business Results for the First Three Quarters of Fiscal 2007.
  • NOX Celebrates Start of Operations of No.3 Air Separation Plant and Company's 25th Anniversary.
  • JV Set Up to Supply Industrial Gses to Sakai Plant of Sharp Corporation.
  • Business Performance Figures for the First Half of Fiscal 2007 (April 1 to Sept. 30, 2007) on a Consolidated Basis.
  • TNSC hosts science event for children.
  • Helium Production by US Joint Venture to Start in 2009.
  • Construction of Kure Gas Center filling station completed.
  • TNSC to Supply Gases in Changxing Island Harbor Industrial Zone.
  • TNSC receives an award by METI for contributions to the protection of the ozone layer and a fight against global warming.
  • Summary of Business Results for the First Quarter of Fiscal 2007.
  • National Oxygen Pte Ltd. awarded The Minister for Defense Award.
  • Saantec Yamakawa and Kansai Saan Gas to Merge.
  • TNSC and SKC sign investment agreement with Ulsan.
  • New Plant Construction Completed at Oita Sanso Center
  • Business Performance for the Fiscal 2006 (on a consolidated basis)
  • Further Acquisitions of ISO 9001 Certification
  • Matheson Tri-Gas begins operation of large scale air separation plant in Southern California.
  • Three carbon dioxide subsidiaries to merge
  • Summary of Business Results for the First Three Quarters of Fiscal 2006
  • Notification of Cancellation of Shares in Treasury
  • TNSC Obtains Blanket ISO14001 Certification
  • TNSC Launches Low-Energy PSA-Type Nitrogen Gas Generator
  • Construction of package gas filling station completed in Osaka
  • Business Performance for the FY 2006 First Half
  • Revised Forecasts for Business Performance for Fiscal 2006
  • Summary of Business Results for the First Quarter of Fiscal 2006
  • 70Mpa/35MPa Mobile Hydrogen Station Development
  • Taiyo Nippon Sanso Corporation to purchase Helium business
  • Taiyo Nippon Sanso acquires mid-sized U.S. industrial gas manufacturer Linweld Inc.
  • Business Performance for the Fiscal 2005(on a consolidated basis)
  • TNSC's FY 2006-2008 Medium-Term Business Plan
  • Notification of Change in Top Management Positions
  • Ingasco Receives Supplier Excellence Award 2005 from Analog Devices, Inc.
  • National Oxygen Pte. Ltd. Receives Gold Materials Supplier
    Award from Chartered Semiconductor Manufacturing
  • Summary of Business Results for the First Third Quarter Of Fiscal 2005 (on a concolidated basis)
  • TNSC to acquire Hitachi Oxygen
  • New Cover Gas to be Adopted for Die-Casting Production of Magnesium Parts
  • TNSC to Acquire Management Control of Nippoku Sanso K.K.
  • New Plant Completed for Vietnam Japan Gas ( VJG )
  • Merger of Three Sales Companies in the Medical Gases and Equipment Field
  • Summary of Business Results for the First Quarter of Fiscal 2005 (on a consolidated basis)
  • TNSC Group's Carbon Producers to Merge
  • Shanghai Taiyo Nippon Sanso Completes New Plant
  • Business Performance for the Fiscal 2004 (on a consolidated basis)
  • Summary of Business Results for the First Three Quarters of Fiscal 2004 (on a consolidated basis)
  • All JFP Plants Receive ISO14000 Certification
  • Two Subsidiaries of TNSC to Merge in April
  • Report on Business Performance for Fiscal 2004 First Half