18 Utility Patents
#34 in Matsudo
#42,096 in Japan
#195,277 in the World
Forward Citations = 153
Company Filing History:
Hitachi Powdered Metals Co., Ltd.


4. 2 out of 10,092

5. 1 out of 832,575 patents
Other
where one patent can have more than one assignee
Get your Inventor Badge Today