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USPTO Data Jan 1 1976 - Dec 30 2025
1 Patents
#5,730 in Tokyo
#15,542 in Japan
Toppan Photomask Co., Ltd.
Forward Citations = 0
4 inventors:
Toppan Photomask Co., Ltd.
EPO Patents = 1
Forward Citations = 0
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4 inventors (with patents filed for the assignee):
Norihito Fukugami (1 out of 9 patents)
Toru Komizo (1 out of 3 patents)
Genta Watanabe (1 out of 5 patents)
4. Eisuke Narita (1 out of 1 patent)
5. Tomohiro Imoto (5 patents)
1 patent:
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1 patent (EPO):
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