Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Chofu, JP ranks #10,793 worldwide for total patents filed in 2021, with 7 patents from 1 inventor. Leading employers of inventors based in Chofu, JP include Brother Kogyo.

Showing 1–1 of 1 inventors

Rank Inventor Primary Company Patents
1 Jiro Yamamoto Brother Kogyo 7

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