Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Muroran, JP ranks #9,911 worldwide for total patents filed in 2021, with 8 patents from 7 inventors. Leading employers of inventors based in Muroran, JP include NTT, The Japan Steel Works, Denso.

Showing 1–7 of 7 inventors

Rank Inventor Primary Company Patents
1 Junichi Kishigami NTT 2
2 Koichi Takasawa The Japan Steel Works 1
2 Rinzo Kayano The Japan Steel Works 1
2 Satoru Ohsaki Denso 1
2 Hironobu Arashima The Japan Steel Works 1
2 Shintetsu Kanazawa Riken 1
2 Yoru Wada The Japan Steel Works 1