Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sendai, JP ranks #11,895 worldwide for total patents filed in 2021, with 6 patents from 3 inventors. Leading employers of inventors based in Sendai, JP include Tohoku University, Petrochina Company Limited, Fujitsu Limited.

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Shoji Ikeda Tohoku University 3
2 Yahong Wang Petrochina Company Limited 2
3 Makoto Shizukuishi Fujitsu Limited 1

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