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

Junzo Ito — 1 Patent

KAKao: 1 patents #1,961 of 3,221Top 65%
Wakayama, JP: #792 of 1,298 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Junzo Ito has been granted 1 US patent while listed as an inventor at Kao. All of these patents were granted in 1999. Junzo Ito ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Junzo Ito in Wakayama, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5855628 Gas oil compositions and gas oil additives Jiro Hashimoto, Masahiro Fukuda 1999-01-05