Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Mitaka, JP ranks #2,070 worldwide for total patents filed in 2016, with 58 patents from 35 inventors. Leading employers of inventors based in Mitaka, JP include Olympus, Musashi Engineering, Kabushiki Kaisha Toshiba.

Showing 1–35 of 35 inventors

Rank Inventor Primary Company Patents
1 Koichiro Yoshino Olympus 5
1 Kazumasa Ikushima Musashi Engineering 5
1 Jumpei Tajima Kabushiki Kaisha Toshiba 5
#4 Masafumi Oikawa Nikon 4
#5 Toshiro Obata Hitachi Aloka Medical 2
#5 Hiraku Katsuyama Hitachi Aloka Medical 2
#5 Tomoaki Chono Hitachi Medical 2
#5 Tatsuya Takagi Konica Minolta 2
#5 Taisaku Kogawa Topcon 2
#5 Mari Konishi Konica Minolta 2
#5 Kazuhiko Takada Yazaki 2
#5 Masa Yamamoto Hitachi Medical 2
#13 Ikushima Kazumasa Musashi Engineering 1
#13 Jing-Wen Tsao Hitachi Aloka Medical 1
#13 Michihiro Nihei Casio Computer Co. 1
#13 Dai Takano Hitachi 1
#13 Kazunari Ishida Hitachi Medical 1
#13 Kazuo SUYAMA Toyota 1
#13 Naohiro Kageyama Minolta 1
#13 Noboru Ueda Konica Minolta 1
#13 Fumitaka Mochizuki Konica 1
#13 Akimitsu Harada Aloka Co. 1
#13 Hideo Ishikawa Daido Metal Company 1
#13 Tomoko Takenaka Hitachi 1
#13 Takayuki Doui Konica Minolta 1
#13 Keigo Ninomiya Hitachi 1
#13 Masashi MAMINO Konica Minolta 1
#13 Kounosuke Hayashi Hitachi 1
#13 Norihiro Tomimatsu Kabushiki Kaisha Toshiba 1
#13 Takehiko Demiya Kabushiki Kaisha Toshiba 1
#13 Shin'ichiro Asayama Osaka Prefecture University Public 1
#13 Tooru Hayashi Ihi 1
#13 Keito Fukushima Olympus 1
#13 Ryoichi Sakai Hitachi Aloka Medical 1
#13 Shigeki Hisada Casio Computer Co. 1