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Testuo Aizawa

TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
Overall (All Time): #3,646,552 of 4,157,543Top 90%
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Patent #TitleCo-InventorsDate
5891576 Card Toshibumi Imai, Akihiko Kobayashi, Tsutomu Shikakubo, Masayuki Taniguchi, Kazuya Yabusa +1 more 1999-04-06