21 Utility Patents
#45 in Kitakyushu
#34,089 in Japan
#157,531 in the World
Forward Citations = 227
Company Filing History:
Nippon Steel Chemical Co., Ltd.
Nippon Steel & Sumikin Chemical Co., Ltd.

4. 2 out of 832,492 patents
Other
5. 2 out of 2,643

where one patent can have more than one assignee
Get your Inventor Badge Today