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

Hiroo Hashimoto — 2 Patents

PEPascal Engineering: 1 patents #8 of 18Top 45%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Tokyo, JP: #44,108 of 90,295 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Hiroo Hashimoto has been granted 2 US patents while listed as an inventor at Pascal Engineering. The first was granted in 1994 and the most recent in November 2023. Hiroo Hashimoto ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Hiroo Hashimoto in Tokyo, JP.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11806841 Magnetic clamping device, and magnetic force generating mechanism for magnetic clamping device Ichiro Kitaura, Taichiro Kitaura 2023-11-07
5310365 Terminal connecting device 1994-05-10