Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Matsubara, JP ranks #10,793 worldwide for total patents filed in 2021, with 7 patents from 5 inventors. Leading employers of inventors based in Matsubara, JP include Alps Alpine Co., Sumitomo Pharma Oncology, Kubota.

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Kazuyoshi Yamagata Alps Alpine Co. 2
1 Takahiko Hashizuka Sumitomo Pharma Oncology 2
3 Kazutoshi Okamoto Kubota 1
3 Akira Oi Kabushiki Kaisha Neriki 1
3 Masao Fukunaga Hitachi 1