11 Utility Patents
#6,403 in Kanagawa
#77,051 in Japan
#363,721 in the World
Forward Citations = 171
Company Filing History:
Nippon Telegraph and Telephone Public Corporation


4. 2 out of 1,799

5. 1 out of 1
Sumitono Electric Inds., Ltd.
where one patent can have more than one assignee
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