Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Isesaki, JP ranks #2,556 worldwide for total patents filed in 2021, with 50 patents from 32 inventors. Leading employers of inventors based in Isesaki, JP include Mitsubishi Electric, Sanden Automotive Climate Systems, Koito Manufacturing Co..

Showing 1–32 of 32 inventors

Rank Inventor Primary Company Patents
1 Koji Nakajima Mitsubishi Electric 7
2 Tetsuya Ishizeki Sanden Automotive Climate Systems 6
3 Toru Ito Koito Manufacturing Co. 3
3 Megumi Shigeta Sanden 3
#5 Masao Fujimoto Hitachi Automotive Systems 2
#5 Yukihiko Taguchi Sanden 2
#5 Susumu Kaneko Hitachi Automotive Systems 2
#8 Yoshinobu Maemura Sanden 1
#8 Yugo Uehata Sanden Retail Systems 1
#8 Hirofumi Wada Komatsu 1
#8 Ryota NIIBAYASHI Showa Denko K.K. 1
#8 Yuma Yamazaki Sanden Automotive Climate Systems 1
#8 Motoki Tatsumi Hitachi 1
#8 Yasuhiro Kosugi Yamada Manufacturing Co. 1
#8 Tadashi IWANUMA Subaru 1
#8 Yoshikuni Kurashima Hitachi 1
#8 Atsuo TESHIMA Sanden 1
#8 Atsushi Murai Hitachi Automotive Systems 1
#8 Hiroyasu Onai Ogura Clutch Co. 1
#8 Hideto Kobayashi Hosiden 1
#8 Junichi Miyajima Yamada Manufacturing Co. 1
#8 Katsumasa Hagiwara Hitachi Automotive Systems 1
#8 Takumi Hosoya onsemi 1
#8 Toshihisa Arai Hitachi Automotive Systems 1
#8 Tomio SAKASHITA Hitachi Automotive Systems 1
#8 Hirokazu Ichinose Sanden 1
#8 Yoshie Matsuzaki Sanden 1
#8 Satoshi Terauchi Sanden 1
#8 Ho Tei Hitachi Astemo 1
#8 Yoshio KOWADA Sanden 1
#8 Osamu Takazawa Sanden 1
#8 Misako KABURAGI Sanden 1