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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ryo IGUCHI — 2 Patents

TUTohoku University: 2 patents #330 of 1,680Top 20%
Nec: 2 patents #5,544 of 14,502Top 40%
Rifu, JP: #1,013 of 2,101 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Ryo IGUCHI has been granted 2 US patents while listed as an inventor at Nec. The first was granted in 2021 and the most recent in September 2023. Ryo IGUCHI ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ryo IGUCHI in Rifu, JP.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11744469 Thermal diffusion coefficient measuring device, and deep-body thermometer, deep-body temperature measuring device, and deep-body temperature measuring method using same Masahiko Ishida, Yuki Shiomi, Eiji Saitoh, Ryohto SAWADA, Akihiro Kirihara +2 more 2023-09-05
11105376 Bearing with measurement function Akihiro Kirihara, Masahiko Ishida, Koichi Terashima, Ryohto SAWADA, Eiji Saitoh +2 more 2021-08-31