4 Utility Patents
#9,752 in Yokohama
#193,094 in Japan
Forward Citations = 0
Company Filing History:

Toyo Seikan Group Holdings, Ltd.
Tokan Material Technology Co., Ltd.
where one patent can have more than one assignee
Get your Inventor Badge Today
#9,752 in Yokohama
#193,094 in Japan
Company Filing History:

Get your Inventor Badge Today