Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Yokkaichi, JP ranks #14,931 worldwide for total patents filed in 2017, with 4 patents from 3 inventors. Leading employers of inventors based in Yokkaichi, JP include Hitachi, Sandisk Technologies, Ricoh Company.

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Tsutomu Imai Hitachi 2
2 Masato Miyamoto Sandisk Technologies 1
2 Keiichi Yoshida Ricoh Company 1

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