Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Tobetsu, JP ranks #6,690 worldwide for total patents filed all time, with 361 patents from 38 inventors. Leading employers of inventors based in Tobetsu, JP include Kabushiki Kaisha Toshiba, Aisin Aw Co., Renesas Electronics.

Showing 1–38 of 38 inventors

Rank Inventor Primary Company Patents
1 Syotaro Ono Kabushiki Kaisha Toshiba 81
2 Shingo Sato Aisin Aw Co. 76
3 Tsuyoshi Kachi Renesas Electronics 43
#4 Masaru Izumisawa Kabushiki Kaisha Toshiba 36
#5 Masanobu Tsuchitani Kabushiki Kaisha Toshiba 21
#6 Shingo Masuko Kabushiki Kaisha Toshiba 13
#7 Yuhki Fujino Kabushiki Kaisha Toshiba 11
#8 Motoya Kishida Kabushiki Kaisha Toshiba 10
#9 Kazuo Bessho Kanazawa University 9
#10 Kazuyuki Miyabe Alpad 8
#11 Naoya Yoshimura Kioxia 5
#11 Kazuo Fujimura Kabushiki Kaisha Toshiba 5
#13 Chikako Yoshioka Kabushiki Kaisha Toshiba 4
#13 Kenji Maeyama Kabushiki Kaisha Toshiba 4
#15 Hidenobu Kojima Kabushiki Kaisha Toshiba 3
#15 Yuichi Ikedo Kabushiki Kaisha Toshiba 3
#15 Kyohei Shibata Kabushiki Kaisha Toshiba 3
#18 Masaharu SHIMABAYASHI Kabushiki Kaisha Toshiba 2
#18 Hiroaki Katsuda Kabushiki Kaisha Toshiba 2
#18 Ryoichi Hanaoka Kanazawa Institute Of Technology 2
#18 Seiichi Yashima 2
#18 Hiroaki Ootsuka Kabushiki Kaisha Toshiba 2
#23 Toru Miyashita 1
#23 Enami Masayoshi 1
#23 Hiroyoshi Uchimoto 1
#23 Norio Fukuhisa 1
#23 Nanako Ishikura 1
#23 Mamoru Fukumura 1
#23 Kanematsu Homura 1
#23 Shinsuke Kozumi Kabushiki Kaisha Toshiba 1
#23 Sasaki Takuma Unknown 1
#23 Toshiaki Tokuno 1
#23 Yoshimasa Shimbo 1
#23 Yoshinobu Kozuka 1
#23 Satoru Makinoda 1
#23 Toshihiro KOMEYA Kabushiki Kaisha Toshiba 1
#23 Hiroki HATADA Kabushiki Kaisha Toshiba 1
#23 Kinzo Hatta 1