Our businessCorporate patentR&D

To accumulate proprietary technology, we actively apply for patent applications. To share the benefits with the employee of the original idea, many of the patents we hold are joint patents. We introduce the patents we currently hold below.



Electrode pitch adapter
International patent[U.S.A] certificate

Patent Publication No. 2007-139418

  • Gun fire limiting device

Patent Publication No. 2005-247086

  • Driving assistent device for automotiles

Patent Publication No. 2005-234832

  • Mouse and generating mechanism

Patent Publication No. 2005-174231

  • Mouse

Patent Publication No. 2004-135135

  • Remote control unit

Patent Publication No. 2003-246369

  • Protector for luggages in transportation

Patent Publication No. 2002-264890

  • Personal lifeboat

Patent Publication No. 2001-021290

  • Gun fire limiting device

Patent Publication No. 2000-012177

  • Electrode pitch adapter

Patent Publication No. 1998-193084

  • Storage device for Magnetic recording equipments

Patent Publication No. 1998-118829

  • Attachment for PCB inspectors


Business end