5 Utility Patents
#8,377 in Yokohama
#162,230 in Japan
#824,226 in the World
Forward Citations = 58
Company Filing History:


Nikka Chemical Industry Co., Ltd.
4. 1 out of 2
Chiyoda Chem. Engineering & Construction Co.
5. 1 out of 1
Chiyada Chemical Engineering & Construction Co., Ltd.
where one patent can have more than one assignee
Get your Inventor Badge Today