5 Utility Patents
#55 in Ashiya
#162,610 in Japan
#827,581 in the World
Forward Citations = 31
Company Filing History:
Sumitomo Metal Industries, Inc.

where one patent can have more than one assignee
Get your Inventor Badge Today
#55 in Ashiya
#162,610 in Japan
#827,581 in the World
Company Filing History:

Get your Inventor Badge Today