Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 6,401–6,450 of 7,577 inventors

Rank Inventor Primary Company Patents
#4941 Shigehiro Kirii Toyota 1
#4941 Uzuhiko Tsuboi Koyo Seiko Co. 1
#4941 Yoshito ITOH Nippondenso Co. 1
#4941 Kazuko Nakanishi Toagosei Chemical Industry Co. 1
#4941 Masaki Kunitomi Toray Industries 1
#4941 Kazuhito Miyajima Tomey 1
#4941 Sangyoji Kazuo Brother Kogyo 1
#4941 Shoichi Hiyashi Mitsubishi Mining 1
#4941 Masanori Kadoya Menicon Co. 1
#4941 Yoshika Yasuda Sanwa Kagaku Kenkyusho Co. 1
#4941 Isamu Machida Hitachi 1
#4941 Yuji TASAKI Ngk Insulators 1
#4941 Kazuhiko Inoguti Mitsubishi Mining 1
#4941 Kouzi Nakayama Brother Kogyo 1
#4941 Masami Kamiya Sanwa Kagaku Kenkyusho Co. 1
#4941 Akihiro Morioka Sanwa Kagaku Kenkyusho Co. 1
#4941 Yoshimasa Ohkubo Honda Motor Co. 1
#4941 Takahiko Matani Sanwa Kagaku Kenkyusho Co. 1
#4941 Michiya Odaira Nippondenso Co. 1
#4941 Futoshi Iwamoto Ishida Co. 1
#4941 Kohichi Iwai Johnson & Johnson 1
#4941 Hajime Mano Technotrans Ag 1
#4941 Atsushi Osakada 1
#4941 Kisaki Maezawa Tomei Sangyo Kabushiki Kaisha 1
#4941 Kunpei Manabe Toyoda Koki Kabushiki Kaisha 1
#4941 Keiichi Yoneda Toyota 1
#4941 Hideiki Niwa Fuji Electric Co. 1
#4941 Shuuichi Konishi Anden Co. 1
#4941 Juntaro Sugita Menicon Co. 1
#4941 Kouzou Kanayama Topy Kogyo Kabushiki Kaisha 1
#4941 Kazuhiko Inogutt Mitsubishi Mining 1
#4941 Akira Muroga Aichi Steel Works 1
#4941 Akihiro Mizutani Aichi Steel Works 1
#4941 Koji Sugiura Toagosei Chemical Industry Co. 1
#4941 Satoru Maekawa Toagosei Chemical Industry Co. 1
#4941 Hideharu Kawageo Daido Metal Company 1
#4941 Tsutmu Nakanishi Daido Tokushuko 1
#4941 Kazutaka Itou Hitachi 1
#4941 Mitsufumi Ito Toyota Central R&D Labs 1
#4941 Atsuo Seo Garrett 1
#4941 Youzo Yamaguchi Toyoda Koki Kabushiki Kaisha 1
#4941 Toshihiko Seo Garrett 1
#4941 Hideo Uono Nippondenso Co. 1
#4941 Hotaka Oguchi Ngk Spark Plug Co. 1
#4941 Yoshikazu Ishijima Otis Elevator 1
#4941 Hiroyuki Oowaki Sanwa Kagaku Kenkyusho Co. 1
#4941 Satoko Kondo Tomei Sangyo Kabushiki Kaisha 1
#4941 Shouichi Nagasaka Mitsubishi Electric 1
#4941 Katuyoshi Yamaguchi Sumitomo Heavy Industries 1
#4941 Yasuki Nishimura Chubu Electric Power Company, Incorporated 1