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

Ibaraki, JP All Time

41,888 patents  ·  6,779 inventors

Ranked #138 of 111,555 cities Top 1%

Showing 6,751–6,779 of 6,779 inventors

Rank Inventor Primary Company Patents
#4343 Masaki Shimoda Mitsubishi Kasei 1
#4343 Hitoshi Chojitani Tokkyokiki 1
#4343 Hideaki Takai National Institute Of Advanced Industrial Science And Technology 1
#4343 Tohru Ohkuma Panasonic 1
#4343 Kitio Ogaki Kyosan Denki Co. 1
#4343 Kazuyuki Moriga Dai Nippon Toryo Co. 1
#4343 Haruka Yoshioka Hitachi Astemo 1
#4343 Shoko Kamiya Japan Science And Technology Agency 1
#4343 Yosuke Kobayashi National Institute Of Advanced Industrial Science And Technology 1
#4343 Taro Takahasi Fuji Oil Holdings 1
#4343 Yoshiji Doko Sumikin Chemical Co. 1
#4343 Hidenao Fukushima Hisamitsu Pharmaceutical Co. 1
#4343 Kouhei Yamamoto Tokyo University Of Science Foundation 1
#4343 Yayoi Honda Dainippon Pharmaceutical Co. 1
#4343 Katsuya Koguchi Agency Of Industrial Science And Technology 1
#4343 Hisaaki Yagi National Institute Of Advanced Industrial Science And Technology 1
#4343 Jun'ichi Nagasawa Agency Of Industrial Science & Technology, Ministry Of International Trade & Industry 1
#4343 Ayaka KOIZUMI Koki Holdings Co. 1
#4343 Kazumichi Kuramochi Canon 1
#4343 Takehiro Ookubo Koki Holdings Co. 1
#4343 Nagatoshi Koyayashi Dainippon Ink And Chemicals 1
#4343 Tomohito Sekiya Hitachi Maxell 1
#4343 Tetshshi Abe Yamanouchi Pharmaceutical Co. 1
#4343 Keiji Kawasuji Car Mate Mfg. Co. 1
#4343 Akiyasu Kuwahara Hitachi 1
#4343 Kousuke Fukami Hayashibara Biochemical Laboratories 1
#4343 Hirohisa Aki National Institute Of Advanced Industrial Science And Technology 1
#4343 Osamu Kodama Iatron Laboratories 1
#4343 Hiromitu Mori Hitachi 1

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