Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
TK

Tsuyoshi Kageyama

RGRovi Guides: 1 patents #82 of 184Top 45%
Overall (2018): #205,403 of 503,207Top 45%
1 Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9942611 Methods and systems for displaying a countdown alert for children 2018-04-10