Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
TU

Tomoki UMETSU — 4 Patents

TOToto: 2 patents #431 of 1,113Top 40%
NTNuflare Technology: 1 patents #192 of 298Top 65%
Canon: 1 patents #14,969 of 19,416Top 80%
Kitakyushu, JP: #478 of 2,007 inventorsTop 25%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Tomoki UMETSU has been granted 4 US patents while listed as an inventor at Toto. The first was granted in 2019 and the most recent in June 2025. Tomoki UMETSU ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Tomoki UMETSU in Kitakyushu, JP.

Patents per Year

Patents granted per year, 2019 to 2025Bar chart with a peak of 2 patents in 2019.peak 22019: 2 patents20192023: 1 patents20232025: 1 patents2025

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12341050 Electrostatic chuck Akihito Ono, Tetsuro ITOYAMA, Jumpei UEFUJI 2025-06-24
11830755 Electrostatic chuck and semiconductor manufacturing apparatus Akihito Ono, Jumpei UEFUJI, Tatsuya Hayakawa 2023-11-28
10492739 X-ray CT device and bed device Kiminori Toya, Keisuke Oishi, Masayuki Wakahara 2019-12-03 $23,000
10373793 Conductive contact point pin and charged particle beam apparatus Michihiro Kawaguchi, Kiminobu Akeno, Kenichi Kataoka 2019-08-06