Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Samukawa, JP ranks #5,831 worldwide for total patents filed in 2021, with 17 patents from 2 inventors. Leading employers of inventors based in Samukawa, JP include Sumitomo Wiring Systems, Unicharm.

Showing 1–2 of 2 inventors

Rank Inventor Primary Company Patents
1 Hiroki Hirai Sumitomo Wiring Systems 15
2 Satoshi Mizutani Unicharm 2