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

Hiroki Hashiguchi — 3 Patents

Nsk: 2 patents #645 of 1,559Top 45%
JEJeol: 1 patents #309 of 669Top 50%
Tokyo, JP: #36,070 of 90,295 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Hiroki Hashiguchi has been granted 3 US patents while listed as an inventor at Nsk. The first was granted in 2022 and the most recent in September 2025. Hiroki Hashiguchi ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Hiroki Hashiguchi in Tokyo, JP.

Patents per Year

Patents granted per year, 2022 to 2025Bar chart with a peak of 1 patents in 2022.peak 12022: 1 patents20222024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12431319 Charged particle beam device and image generation method Kazuki Yagi, Ruth Shewmon Bloom, Bryan W. Reed 2025-09-30
11892060 Frictional roller reducer Hiroshi Kawahara, Hirofumi Itagaki, Azusa Hidaka, Hiroki Nishida, Naofumi Fujita +3 more 2024-02-06
11428278 Reverse input blocking clutch and actuator Yuya Daikoku, Hirotaka Kishida, Toshirou Toyoda 2022-08-30