85 Utility Patents
#10 in Tochigi
#2,314 in Japan
#13,408 in the World
Forward Citations = 199
Company Filing History:
Kantatsu Co., Ltd.
Tokyo Visionary Optics Co., Ltd.
Optical Logic Inc.
4. 1 out of 831,952 patents
Other
5. 1 out of 25,431

where one patent can have more than one assignee
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