6 Utility Patents
#189 in Tsuchiura
#137,033 in Japan
#670,791 in the World
Forward Citations = 32
Company Filing History:

Hitachi, Ltd.
Hitachi Construction Machinery
where one patent can have more than one assignee
Get your Inventor Badge Today
#189 in Tsuchiura
#137,033 in Japan
#670,791 in the World
Company Filing History:

Get your Inventor Badge Today