9 Utility Patents
#17,277 in Tokyo
#93,885 in Japan
#445,660 in the World
Forward Citations = 33
Company Filing History:

Nippon Telegraph and Telephone Public Corporation

4. 1 out of 19
Daiken Industries, Ltd.
5. 1 out of 298
Wako Pure Chemical Industries, Inc.
where one patent can have more than one assignee
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