Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Natsuko Yamoto — 2 Patents

CLCovidien Lp: 2 patents #1,502 of 2,878Top 55%
Shizuoka, JP: #3,379 of 6,644 inventorsTop 55%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Natsuko Yamoto has been granted 2 US patents while listed as an inventor at Covidien Lp. All of these patents were granted in 2015. Natsuko Yamoto ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Natsuko Yamoto in Shizuoka, JP.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9126014 Fistula catheter Shigeaki Funamura 2015-09-08
8961456 Fistula catheter 2015-02-24