Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Okazaki, JP ranks #301 worldwide for total patents filed in 2021, with 460 patents from 244 inventors. Leading employers of inventors based in Okazaki, JP include Brother Kogyo, Jtekt, Toyota.

Showing 1–50 of 244 inventors

Rank Inventor Primary Company Patents
1 Akinari Ishibe Brother Kogyo 14
2 Takashi Kodera Jtekt 9
2 Yuto Ikeda Toyota 9
#4 Yoshifumi Kaku Denso 8
#4 Hidetoshi Ito Fuji 8
#6 Makoto Nakamura Toyota 7
#6 Ryosuke OHSAWA Toyota 7
#8 Atsushi Tabata Toyota 6
#8 Hiroyuki Nakayama Tokyo Electron Limited 6
#8 Tatsuya Imamura Toyota 6
#11 Eiji Mitsui Kawasaki 5
#11 Takao Ikeda Denso 5
#11 Yasuhiro Sasaki Nec 5
#11 Keiichi Myojo Toyota 5
#11 Ryo Irie Toyota 5
#11 Koichiro Muta Toyota 5
#11 Kazuki Matsuo Canon 5
#11 Yuta Nemoto Toyota 5
#11 Toshihiro Egawa Toyota 5
#11 Fumio Nakazawa Brother Kogyo 5
#21 Tetsuya Kono Denso 4
#21 Koji Saeki Toyota 4
#21 Akihiro Kunimatsu Brother Kogyo 4
#21 Tatsuya Shimizu Sae Magnetics (H.K.) 4
#21 Yuji Fujita Jtekt 4
#21 Kiyonori Takagi Toyota 4
#21 Yasutaka Eto Toyota 4
#21 Keigo Mizutani Denso 4
#29 Kenji Kido Toyota 3
#29 Kosei Ota Toyota 3
#29 Hiromasa Tanaka Toyota 3
#29 Takamichi Komura Toyota 3
#29 Kenichi KAKISHITA Fujifilm 3
#29 Toshikazu Murao Denso 3
#29 Mitsuhiro Tokimasa Denso 3
#29 Takashi Saitou Denso 3
#29 Masatoshi Takahara Aisin Aw Co. 3
#29 Suguru Tomoguchi Brother Kogyo 3
#29 Nozomi TATEYAMA Toyota 3
#29 Naoto Matsushita Toyota 3
#29 Tomoyuki Takiguchi Denso 3
#29 Hiroya Umeyama Toyota 3
#29 Hiroe Sugawara Toyota 3
#29 Takahiro Misawa Toyota 3
#45 Junwon Han Toyota 2
#45 Atsuo Nabeshima Toyota 2
#45 Takashi Inoh Toyota 2
#45 Osamu Sawai Toyota 2
#45 Yoshinori Ishikawa Hitachi 2
#45 Satoshi Shiokawa Toyota 2