Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Adachi, JP ranks #1,631 worldwide for total patents filed in 2016, with 75 patents from 24 inventors. Leading employers of inventors based in Adachi, JP include Micron, Dic, Dainippon Ink And Chemicals.

Showing 1–24 of 24 inventors

Rank Inventor Primary Company Patents
1 Toru Tanzawa Micron 19
2 Joji Kawamura Dic 8
3 Masakazu Kaneoya Dic 5
3 Kiyofumi Takeuchi Dainippon Ink And Chemicals 5
#5 Daisuke Jitsukawa Fujitsu Limited 4
#5 Masahiro Niwa Dic 4
#5 Isa Nishiyama Dic 4
#8 Shotaro Kawakami Dic 3
#8 Kenji Shishido Smc 3
#8 Tetsuya Kako Suntory Flowers Limited 3
#8 Hirokazu Yamagata Semiconductor Energy Laboratory 3
#12 Kenta Tojo Dic 2
#13 Kazuhiro Fujiwara Fujitsu Limited 1
#13 Kunihiko Kotani Dic 1
#13 Shuichiro Kobaru Kao 1
#13 Masayuki Okitsu Smc 1
#13 Akira Hiroki Sumitomo Electric Industries 1
#13 Kazuki Kurisawa Dic 1
#13 Hiroshi Hasebe Dic 1
#13 Tsutomu Kikawa Topcon 1
#13 Takashi Oomori Kabushiki Kaisha Toshiba 1
#13 Hidenari Akiyama Dic 1
#13 Masashi Osawa Dainippon Ink And Chemicals 1
#13 Shinji Satou Kyb-Ys Co. 1