Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kozagawa, JP ranks #10,793 worldwide for total patents filed in 2021, with 7 patents from 2 inventors. Leading employers of inventors based in Kozagawa, JP include Semiconductor Energy Laboratory, Osaka University.

Showing 1–2 of 2 inventors

Rank Inventor Primary Company Patents
1 Noritaka Ishihara Semiconductor Energy Laboratory 6
2 Hidenori Shirakawa Osaka University 1