7 Utility Patents
#746 in Nagano
#121,668 in Japan
#597,499 in the World
Forward Citations = 49
Company Filing History:

Sankyo Seiki Mfg. Co., Ltd

4. 1 out of 4
Toyo Drilube Co., Ltd.
5. 1 out of 307
Kabushiki Kaisha Sankyo Seiki Seisakusho
where one patent can have more than one assignee
Get your Inventor Badge Today