70 Utility Patents
#921 in Tokyo
#3,793 in Japan
#20,198 in the World
Forward Citations = 229
Company Filing History:
Nippon Micrometal Corporation
Nippon Steel Chemical & Material Co., Ltd.
Nippon Steel & Sumikin Materials Co., Ltd.
4. 10 out of 3,527
Nippon Steel Corporation
5. 9 out of 19
Nippon Steel Materials Co., Ltd.
where one patent can have more than one assignee
Get your Inventor Badge Today