31 Utility Patents
#53 in Tochigi
#18,619 in Japan
#87,131 in the World
Forward Citations = 49
Company Filing History:

Sony Chemical & Information Device Corporation

4. 2 out of 1,098
Nippon Steel & Sumitomo Metal Corporation
5. 2 out of 18
Sumitomo (sei) Steel Wire Corp.
where one patent can have more than one assignee
Get your Inventor Badge Today