Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Mito, JP ranks #8,693 worldwide for total patents filed all time, with 245 patents from 3 inventors. Leading employers of inventors based in Mito, JP include Hitachi, NTT.

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Katsumi Kondo Hitachi 177
2 Yasuyuki Inoue NTT 61
3 Goro Yamauchi NTT 7