Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 7,251–7,300 of 11,914 inventors

Rank Inventor Primary Company Patents
#5999 Yukio Takii Toyo Boseki Kabushiki Kaisha 2
#5999 Kenji Oheda Sumitomo Chemical 2
#5999 Katsuji Tara Panasonic 2
#5999 Kiyoshige Shimaoka Mitsubishi Motors 2
#5999 Mauri Ukonmaanaho Mitsubishi Motors 2
#5999 Koji Kizaki Dainippon Screen Mfg. Co. 2
#5999 Shunichi Nomura Daikin Industries 2
#5999 Hidekatsu Matsushita Panasonic 2
#5999 Michio Shirozu Ono Pharmaceutical Co. 2
#5999 Tomoko Ohtagaki Panasonic 2
#5999 Haruyoshi Hirata Horiba 2
#5999 Sadao Yoshizaki 3M 2
#5999 Shoichi Hamamoto Kyocera 2
#5999 Nobuko Miyao Kaken Pharmaceutical Co. 2
#5999 Haruo Kagawa 2
#5999 Shuji Mushimoto, deceased Murata Manufacturing Co. 2
#5999 Akiyo Sadato Kaneka Medix 2
#5999 Masakazu Isurugi Kanegafuchi Kagaku Kogyo 2
#5999 Tohru Ohama Sanyo Chemical Industries 2
#5999 Akira Kodani Sanyo Chemical Industries 2
#5999 Keiichi Yamanishi Shimadzu 2
#5999 Takehiko Esumi Japan Powder Metallurgy Co. 2
#5999 Keiichi Wakayama Unitika 2
#5999 Kazunori Kijima Sumitomo Cement Co. 2
#5999 Mamoru Nishioka Sumitomo Metal Industries 2
#5999 Yoritaka Isoda Lintec 2
#5999 Naoyoshi Yubazaki Mycom Kabushiki Kaisha 2
#5999 Toshiyuki Kurosaka Sharp Kabushiki Kaisha 2
#5999 Fumiyuki Kuze Kanegafuchi Kagaku Kogyo 2
#5999 Yoshiaki Shioya Mitsubishi Motors 2
#5999 Haruhiko Arikawa Mycom Kabushiki Kaisha 2
#5999 Hiromichi Wakatsuki Murata Manufacturing Co. 2
#5999 Yasuji Ikeda Tanabe Seiyaku Co. 2
#5999 Yoshiro Ohnishi Horiba 2
#5999 Ken Higashitsuji Marubishi Oil Chemical Co. 2
#5999 Hisashi Deguchi Dai-Ichi Kogyo Seiyaku Co. 2
#5999 Saturo Okada Nintendo Co. 2
#5999 Katsuyoshi Saitoh Idemitsu Petrochemical Co. 2
#5999 Jun Higashiyama Nintendo Co. 2
#5999 Hajime Yoshioka Mitsubishi Mining 2
#5999 Umekichi Kai Omron 2
#5999 Mokuhei Hashimoto Dainippon Screen Mfg. Co. 2
#5999 Yoshiko Kirihata Mecta 2
#5999 Katsuaki Ichise Sumitomo Chemical 2
#5999 Sinichi Kagano Hitachi Maxell 2
#5999 Tomizo Taniguchi Hitachi Maxell 2
#5999 Masaru Kamba Nissin Electric Co. 2
#5999 Mitsuo Kawaguchi Unitika 2
#5999 Takuji Isaka Toyota 2
#5999 Siro Murakami Unitika 2