Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.

Tokyo, JP 2025

23,000 patents  ·  13,130 inventors

Ranked #1 of 40,155 cities Top 1%

Showing 1,301–1,350 of 13,130 inventors

Rank Inventor Primary Company Patents
#1083 Hiroaki Takeuchi Toyota 3
#1083 Yohei Hasegawa Nec 3
#1083 Morihiko Ota Nec 3
#1083 Kenji Nagumo Honda Motor Co. 3
#1083 Keiji Nomaru Disco 3
#1083 Tomoharu Nakamura Sony 3
#1083 Eriko Takeda Hitachi 3
#1083 Keita Sato Toyota 3
#1083 Takuya MINAMI Resonac 3
#1083 Hitomi Muto Nippon Kayaku 3
#1083 Mitsuhiro Okatsu Jfe Steel 3
#1083 Hiroki Sugiyama Japan Display 3
#1083 Takeaki Maeda Tomy Company 3
#1083 Ryohei Okada Sony 3
#1083 Eiji Arima — 3
#1083 Masaaki SADAMARU Satake 3
#1083 Masahiro Kosakada Mitsubishi Electric 3
#1083 Naoki Seki Ihi 3
#1083 Eriko TSUKAMOTO Nippon Steel 3
#1083 Hitoshi Ohkubo Tdk 3
#1083 Saki Hatta NTT 3
#1083 Prakash Sreedhar Murthy Atonarp 3
#1083 Yuta Kamo Tdk 3
#1083 Hirokazu Takahashi Ddk 3
#1083 Takeru UTSUGI Hitachi-Lg Data Storage 3
#1083 Daichi GOTO Mitsubishi Generator Co. 3
#1083 Keisuke Washizu Hochiki 3
#1083 Tsukasa Omino Kabushiki Kaisha Toshiba 3
#1083 Tomomichi YASUOKA Furukawa Electric Co. 3
#1083 Tetsuya Ueno Sharp Kabushiki Kaisha 3
#1083 Yasushi Iwane Mitsubishi Electric 3
#1083 Noriyuki Kaifu Canon 3
#1083 Manabu Ishioka Sony 3
#1083 Tomoya Hasegawa Tokyo Electron Limited 3
#1083 Tatsuya Kawase Mitsubishi Electric 3
#1083 Shun Tonooka Mitsubishi Electric 3
#1083 HAJIME WAKABAYASHI Sony 3
#1083 Hirohito Ide Toyota 3
#1083 Anan SAWABE Nec 3
#1083 Yuta KAJIE Hitachi Industrial Equipment Systems Co. 3
#1083 Naoyuki Matsumoto Canon 3
#1083 Yuichi Suzuki Sony 3
#1083 Koji Chida NTT 3
#1083 Tatsuro ISHIDA NTT 3
#1083 Yasutaka Nakashiba Renesas Electronics 3
#1083 Shusaku Takagi Jfe Steel 3
#1083 Hiroki Tetsukawa Sony 3
#1083 Akihiro NABESHIMA Subaru 3
#1083 Ryu NARIKAWA Hitachi Construction Machinery Co. 3
#1083 Koichi Nagai Kabushiki Kaisha Toshiba 3