30 Utility Patents
#1,430 in Yokohama
#19,030 in Japan
#87,059 in the World
Forward Citations = 574
Company Filing History:
Hitachi, Ltd.
4. 1 out of 1,112
Hitachi Maxell, Limited
5. 1 out of 66
where one patent can have more than one assignee
Get your Inventor Badge Today