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USPTO Patent Rankings Data through Sept 30, 2025
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Hitoshi Niinuma

DIDaikin Industries: 1 patents #136 of 362Top 40%
Yuki, JP: #1 of 5 inventorsTop 20%
Overall (2016): #380,561 of 481,213Top 80%
1 Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9242201 Filter medium for air filter and filter unit Li Bao, Makoto Kobayashi, Jun Morita, Tatsumi Sakano, Osamu Kitayama +1 more 2016-01-26