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 3,801–3,850 of 13,130 inventors

Rank Inventor Primary Company Patents
#2021 Yuko OMAGARI Mitsubishi Electric 2
#2021 Kazunori KAMIYA NTT 2
#2021 Yoshio Ishizawa Nec 2
#2021 Masaki Shiohara Komatsu 2
#2021 Hirotaka Sakamoto Mitsubishi Electric 2
#2021 Kazuma Mori Shimano 2
#2021 Tsukasa FUNANE Hitachi 2
#2021 Yuki Kameyama Mitsubishi Electric 2
#2021 Rinsei Ikeda Jfe Steel 2
#2021 Hideyuki Koseki Hitachi 2
#2021 Hidemi Noguchi Nec 2
#2021 Tomihiro Takano Mitsubishi Electric 2
#2021 Tomonori Kondou Jfe Steel 2
#2021 Kenji Nishimura Ihi 2
#2021 Toshinori Hori Mitsubishi Electric 2
#2021 Toshiyuki Nakazawa Canon 2
#2021 Koshiro ISHIHARA Mitsubishi Electric 2
#2021 Kazuki Matsuda Nippon Steel 2
#2021 Yoshihisa ICHIHARA Jfe Steel 2
#2021 Tadashi KANZAKA Mitsubishi Heavy Industries Engine & Turbocharger 2
#2021 Kenji Komito Ricoh Company 2
#2021 Kenichi Tagami Canon 2
#2021 Toshiya Ikenaga Sony 2
#2021 Naoki Maruyama Canon 2
#2021 Toshiki Yamagata — 2
#2021 Mitsuru Hasegawa Canon 2
#2021 Yuki KANI Mitsubishi Electric 2
#2021 Sota HIRABA Tdk 2
#2021 Wataru Miyazaki Fanuc 2
#2021 Atsuki Watai Mitsubishi Electric 2
#2021 Yosuke HYODO Japan Display 2
#2021 Michinori Akaiwa Astellas Pharma 2
#2021 Kazumi Sakumoto Seiko Instruments 2
#2021 Takeshi Matsuzawa Sony 2
#2021 Yuta IKEGUCHI NTT 2
#2021 Suguru Oguchi NTT 2
#2021 Ikki NAKAMURA Konica Minolta 2
#2021 Kenji Kai Ntt Docomo 2
#2021 Hideki Shimauchi Mitsubishi Electric 2
#2021 Junpei Hokari — 2
#2021 Junichi MOTOYAMA Subaru 2
#2021 Suguru Noda Hitachi Chemical Company 2
#2021 Takahiro Tsuji Semiconductor Energy Laboratory 2
#2021 Zisheng LI Hitachi 2
#2021 Hironori Yabuuchi Mitsubishi Electric 2
#2021 Yu Tamaki Mitsubishi Electric 2
#2021 Kohei KOMIZO Dai Nippon Printing Co. 2
#2021 Hironori Hashiguchi Dai Nippon Printing Co. 2
#2021 Tetsuharu Ibaraki Nippon Steel 2
#2021 Yuki Tokieda Stanley Electric Co. 2