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Shigehisa Shirakawa

TO Toto: 2 patents #431 of 1,113Top 40%
Overall (All Time): #2,003,414 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9303395 Flush toilet Jing Chen 2016-04-05
9062444 Flush toilet Mayu Okubo, Toshifumi Yoneda 2015-06-23