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USPTO Patent Rankings Data through Sept 30, 2025
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Emi Tsubakiyama

GUGurunavi: 1 patents #1 of 5Top 20%
Overall (2017): #430,986 of 506,227Top 90%
1 Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9727888 Sales promotion assisting system Batara Eto, Jun Tamura, Masuru Kurita, Munetoshi Tsuda 2017-08-08