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

Kei Ouchi

KSKyocera Document Solutions: 2 patents #119 of 599Top 20%
Osaka, MA: #1 of 4 inventorsTop 25%
Overall (2017): #133,422 of 506,227Top 30%
2 Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9709728 Light guide and illumination device 2017-07-18
9584690 Illuminating device and image reading device 2017-02-28