Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hiroshi Katougi — 2 Patents

Kioxia: 1 patents #1,054 of 1,813Top 60%
Toshiba Memory: 1 patents #1,210 of 1,971Top 65%
Hiratsuka, JP: #1,305 of 2,583 inventorsTop 55%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Hiroshi Katougi has been granted 2 US patents while listed as an inventor at Kioxia. The first was granted in 2020 and the most recent in September 2024. Hiroshi Katougi ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Hiroshi Katougi in Hiratsuka, JP.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12099732 Memory system and information processing system 2024-09-24
10628052 Memory system controlling a cache of a nonvolatile memory Satoshi Kaburaki, Katsuya Ohno 2020-04-21