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

Daisuke Santo — 1 Patent

TOTomey: 1 patents #22 of 51Top 45%
Nagoya, JP: #4,089 of 6,680 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Daisuke Santo has been granted 1 US patent while listed as an inventor at Tomey. All of these patents were granted in 2021. Daisuke Santo ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Daisuke Santo in Nagoya, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11064880 Eye refractive power measuring device and method of measuring eye refractive power Guangchun Bian 2021-07-20