2007 2007/11/14Riken Corporation Reports First-Half Earnings 2007/08/03Riken Corporation Reports First-Quarter Earnings 2007/05/09Riken Corporation Reports Fiscal Year 2006 Earnings 2007/02/02Riken Corporation Reports Third-Quarter Earnings Investor Relations Top Messages IR News 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 Midterm Strategic Plan Financial Data Takeover Defense Measures IR Library Stock Information IR Calendar Disclaimer Chart(Yahoo! Finance)