Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 6,951–7,000 of 13,113 inventors

Rank Inventor Primary Company Patents
#5101 Yasunori Yuuki Asahi Kasei Kabushiki Kaisha 1
#5101 Hideaki Yuki Mitsubishi Electric 1
#5101 Yasuharu Ishihara Lion Group 1
#5101 Yoko Dobashi Sony 1
#5101 Suguru Iwasaki Hitachi 1
#5101 Yosuke Mitsuya Softbank 1
#5101 Tadashi Oshida Hirose Electric Co. 1
#5101 Ken SHIGETA Olympus Medical Systems 1
#5101 Nobuo Takashima Japan Cash Machine Co. 1
#5101 Hikaru Izawa Japan Cash Machine Co. 1
#5101 Shin Oohara Celsys 1
#5101 Shinsuke Ohnuki Japan Science And Technology Agency 1
#5101 Takao Kusano Nec 1
#5101 Hideo Takino Nikon 1
#5101 Matsuo Kamitani Hitachi Plant Technologies 1
#5101 Kenji INUKAI The University Of Tokyo 1
#5101 Koken Yanagido Nippon Steel & Sumitomo Metal 1
#5101 Eiichi Kuboyama Nippon Steel & Sumitomo Metal 1
#5101 Tadashi Sakon Nippon Steel 1
#5101 Ikuko Chiba Kurita Water Industries 1
#5101 Fumio Maeda Kureha 1
#5101 Katsunori Nakazawa Stanley Electric Co. 1
#5101 Katsuhiko Kono Stanley Electric Co. 1
#5101 Shoichiro Asano Trend Micro Incorporated 1
#5101 Sayo Suzuki Yakult Honsha 1
#5101 Tomoaki Yoshizawa Renesas Electronics 1
#5101 Yojiro Nomura Nec 1
#5101 Masayuki Shirane Nec 1
#5101 Mao Ohara Hitachi 1
#5101 Yosihumi Zimoto Hitachi 1
#5101 Koichi Katagawa Sharp Kabushiki Kaisha 1
#5101 Yusuke Sakito Micron 1
#5101 Nobutaka Itagaki Avago Technologies Ecbu Ip (Singapore) Pte. 1
#5101 Cuong Vu Manh Asahi Kasei Chemicals 1
#5101 Hidetoshi Kawamura Fujitsu Limited 1
#5101 Kohei Kita Asahi Kasei E-Materials 1
#5101 Yasuyoshi Ouchi The University Of Tokyo 1
#5101 Shinichiro Hibi The University Of Tokyo 1
#5101 Koji Yoshikawa Astellas Pharma 1
#5101 Tomoyuki Nagahama Mitsubishi Electric 1
#5101 Toru Hatakeyama Nippon Graphite Industries Co. 1
#5101 Takashi Unseki Eagle Industry Co. 1
#5101 Katsuaki Nomura Ihi 1
#5101 Minoru Kameda Astellas Pharma 1
#5101 Erek Speed Square Enix Co. 1
#5101 Keiichi Yamakawa W.L. Gore & Associates Gmbh 1
#5101 Junichi Motoyoshi Canon 1
#5101 Fumio Kubo Stanley Electric Co. 1
#5101 Akira Takehisa Ricoh Company 1
#5101 Masayuki Obana Alps Electric Co. 1