Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
HK

Hiroko Kai — 1 Patent

KSKyocera Document Solutions: 1 patents #1,174 of 1,545Top 80%
Osaka, JP: #16,075 of 24,344 inventorsTop 70%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Hiroko Kai has been granted 1 US patent while listed as an inventor at Kyocera Document Solutions. All of these patents were granted in 2019. Hiroko Kai ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Hiroko Kai in Osaka, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10506112 Image reading device storing barcode types and associated designation information and image reading method Sachiko Shintani, Makiko Sato, Hironori Hayashi 2019-12-10