73 Utility Patents
#6 in Tachikawa
#3,342 in Japan
#18,248 in the World
Forward Citations = 1,350
Company Filing History:

Hitachi Research Institute
Other
4. 1 out of 151
Hitachi-ge Nuclear Energy, Ltd.
5. 1 out of 1,640
Hitachi Chemical Company, Ltd.
where one patent can have more than one assignee
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