14 Utility Patents
#461 in Hitachi
#56,672 in Japan
#259,588 in the World
Forward Citations = 217
Company Filing History:
Hitachi, Ltd.

where one patent can have more than one assignee
Get your Inventor Badge Today
#461 in Hitachi
#56,672 in Japan
#259,588 in the World
Company Filing History:

Get your Inventor Badge Today