31 Utility Patents
#1,983 in Kanagawa
#18,055 in Japan
#83,046 in the World
Forward Citations = 207
Company Filing History:



4. 5 out of 42,317
Hitachi, Ltd.
5. 4 out of 2,333

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#1,983 in Kanagawa
#18,055 in Japan
#83,046 in the World
Company Filing History:




Get your Inventor Badge Today