Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ashikaga, JP ranks #11,895 worldwide for total patents filed in 2021, with 6 patents from 3 inventors. Leading employers of inventors based in Ashikaga, JP include Kyoraku Co., Kureha, Oiles.

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Masaaki Onodera Kyoraku Co. 4
2 Shigeki Iwamoto Kureha 1
2 Akihiko Okimura Oiles 1