Product list List by use Product list Manual / certification certificate members only Download the product instruction manual and Ministry of Health, Labor and Welfare type certification (copy) download page Member registration Privacy policy Safety Knowledge Square To List 2014/12/03 Notice of winter vacation (2014-2015) 2014/12/01 [Exhibition Information] "Automotive World 2015 Automobile Parts Prototype / Processing EXPO" Exhibition Information 2014/11/20 Safety Knowledge Plaza "About Riken Optec's Safety Devices-How to Choose RPZ Type and RPX Type-" has been updated. 2014/11/14 Safety Knowledge Square Updated "Why don't you replace the safety device with a safer new structural standard compliant type?" 2014/09/05 [Exhibition Information] Green Cross Exhibition 2014 "Fair for Creating Peace of Mind for Workers" in HIROSHIMA Exhibit Information See more © 2012–2014 RIKEN OPTECH CORPORATION