Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ryusuke Numakura — 3 Patents

IHIhi: 3 patents #292 of 1,178Top 25%
Koto, JP: #54 of 153 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Ryusuke Numakura has been granted 3 US patents while listed as an inventor at Ihi. The first was granted in 2021 and the most recent in July 2022. Ryusuke Numakura ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Ryusuke Numakura in Koto, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11378094 Centrifugal compressor Takashi Fujiwara, Kengo Matsuo, Kensuke Hirata, Yuji Sasaki 2022-07-05
11215190 Centrifugal compressor Takashi Fujiwara 2022-01-04
10954960 Centrifugal compressor Baotong Wang, Kenichi Nagao 2021-03-23