47 Utility Patents
#5 in Kitakyushu
#8,811 in Japan
#43,031 in the World
Forward Citations = 485
Company Filing History:
Nippon Steel & Sumikin Chemical Co., Ltd.
Nippon Steel Chemical & Material Co., Ltd.
Nippon Steel Chemical Co., Ltd.
4. 5 out of 2,643

5. 4 out of 291
Tohoku Pioneer Corporation
where one patent can have more than one assignee
Get your Inventor Badge Today