Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Home › Cities › Tokyo, JP

Tokyo, JP 2019

30,927 patents  ·  15,298 inventors

Ranked #1 of 43,611 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed in 2019, with 30,927 patents from 15,298 inventors. Leading employers of inventors based in Tokyo, JP include Sharp Kabushiki Kaisha, Kubota, Asahi Kasei E-Materials.

Showing 11,001–11,050 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Katsuhiro Nagayama Sharp Kabushiki Kaisha 1
#6064 Keiichiro Yamada Kubota 1
#6064 Keitaro Ameyama Asahi Kasei E-Materials 1
#6064 Takahiko Takeda Hitachi 1
#6064 Tetsuro Kondo Joled 1
#6064 Shunsuke Tezuka Subaru 1
#6064 Yoshiaki Kusakabe Oki Data 1
#6064 Atsushi Kasuga Hirose Electric Co. 1
#6064 Ichiro Mitsutake Azbil 1
#6064 Yoji Shirato Sumitomo Bakelite Co. 1
#6064 Kazuya Kitagawa Sumitomo Bakelite Co. 1
#6064 Masaki Imamura Sumitomo Metal Mining Co. 1
#6064 Junko Ariyoshi Japan Science And Technology Agency 1
#6064 Yasutsugu Sasaki Toshiba Tec Kabushiki Kaisha 1
#6064 Takenobu KOJIMA Nitoms 1
#6064 Yoko Kusuki Mitsubishi Electric 1
#6064 Masashi Kamiya Mitsubishi Electric 1
#6064 Katsunori Kojima Hitachi 1
#6064 Yuya Okamoto Mitsubishi Motors 1
#6064 Taketsugu Yao Oki Electric Industry Co. 1
#6064 Yuuta Saitoh Ricoh Company 1
#6064 Yasuyuki Zanma Stanley Electric Co. 1
#6064 Kengo Takasawa Canon 1
#6064 Ken-Ichi Takaki Kureha 1
#6064 Yuuichi Yanagase Hitachi 1
#6064 Yasunori Nakano Hitachi 1
#6064 Yasuyuki Miki Fujitsu Component Limited 1
#6064 Takanori Kawahara Microsoft 1
#6064 Yukinobu Abe Central Japan Railway Comany 1
#6064 Hideyuki Hamaya Mitsubishi Hitachi Power Systems 1
#6064 Naomi Oguma Dainichiseika Color & Chemicals Mfg. Co. 1
#6064 Atsushi Kazama Hitachi 1
#6064 Yasutoshi Yashiki Mitsubishi Electric 1
#6064 Shoji Yoshikawa Ebara 1
#6064 Mitsugi Mori Mitsubishi Electric 1
#6064 Kazuteru Kurihara Oki Data 1
#6064 Mariko Sugaya Oji Holdings 1
#6064 Kei Sugano IBM 1
#6064 Shota YANAGI Mitsubishi Electric 1
#6064 Hideyuki SHIRAHASE Joled 1
#6064 Yutaka Masuda Kansai Paint Co. 1
#6064 Yuya Kudo Fujifilm 1
#6064 Haruka Matsuhisa Nidec Copal 1
#6064 Shoichi KUGA Mitsubishi Electric 1
#6064 Kazuya Ootsuka Nippon Steel 1
#6064 Hideharu KUWABARA Oki Data 1
#6064 Yumiko Okuyama Nec 1
#6064 Takaki Koide Montefiore Medical Center 1
#6064 Eiichiro Fukuchi Tdk 1
#6064 Taro HATTORI Mitsubishi Electric 1

Nearby-Ranked Cities

Seoul, KR21,314