KOYOKIZAI CO LTD has a total of 18 patent applications. Its first patent ever was published in 2003. It filed its patents most often in WIPO (World Intellectual Property Organization), Australia and EPO (European Patent Office). Its main competitors in its focus markets mechanical elements and machine tools are ESSENCE METHOD REFINE CO LTD, JOKER IND CO LTD and KWIKBOLT LTD.
