Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hitachinaka, JP ranks #5,487 worldwide for total patents filed in 2019, with 20 patents from 8 inventors. Leading employers of inventors based in Hitachinaka, JP include Aisin Seiki Kabushiki Kaisha, Clarion Co., Hitachi Automotive Systems.

Showing 1–8 of 8 inventors

Rank Inventor Primary Company Patents
1 Masaki Kobayashi Aisin Seiki Kabushiki Kaisha 4
2 Kota Irie Clarion Co. 3
2 Taisetsu Tanimichi Hitachi Automotive Systems 3
2 Kaname Sasaki Hitachi Automotive Systems 3
2 Minoru Hashida Hitachi Automotive Systems 3
#6 Kenichi Sugiyama Ebara 2
#7 Sadashi Seto Hitachi 1
#7 Masaki KASHIMA Hitachi Automotive Systems 1

Part of Michigan