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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Haga, JP ranks #26,669 worldwide for total patents filed all time, with 40 patents from 5 inventors. Leading employers of inventors based in Haga, JP include Kao, Honda Motor Co..

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Yukihiro Ohashi Kao 30
2 Ken Takeuchi Kao 6
3 Yoshihiro Iwakawa Honda Motor Co. 2
#4 Masayuki Kakizaki Honda Motor Co. 1
#4 Hideo Otsuka Honda Motor Co. 1