Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ayaka Suko — 3 Patents

Kioxia: 2 patents #693 of 1,813Top 40%
Toshiba Memory: 1 patents #1,210 of 1,971Top 65%
Yokohama, JP: #22,013 of 49,234 inventorsTop 45%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Ayaka Suko has been granted 3 US patents while listed as an inventor at Kioxia. The first was granted in 2020 and the most recent in December 2022. Ayaka Suko ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Ayaka Suko in Yokohama, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11521855 Pattern formation method and method of manufacturing semiconductor device Ryosuke Yamamoto, Koji Asakawa 2022-12-06
11282850 Semiconductor memory device having a charge accumulating layer including aluminum, oxygen, and nitrogen Akira Takashima, Tsunehiro Ino 2022-03-22
10833098 Semiconductor memory device and method for manufacturing the same with increased storage capacity Akira Takashima, Tsunehiro Ino, Yuuichi Kamimuta 2020-11-10