Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Izumisano, JP ranks #4,906 worldwide for total patents filed all time, with 547 patents from 117 inventors. Leading employers of inventors based in Izumisano, JP include Bld Oriental Co., Alps Electric Co., Sumitomo Electric Industries.

Showing 1–50 of 117 inventors

Rank Inventor Primary Company Patents
1 Yasushi Ochi Bld Oriental Co. 48
2 Kazuhiro Nakano Alps Electric Co. 31
3 Hiroshi Kushitani Sumitomo Electric Industries 27
#4 Toshiyuki Sakuma Hitachi 25
#5 Tsunetsugu Imanishi Sumitomo Electric Industries 23
#6 Katsumi Kita Kao 22
#7 Mikio Kinoshita Ricoh Company 21
#8 Takeshi Akasaka Fuji Oil Holdings 15
#8 Katsuhiko Hino Dainippon Pharmaceutical Co. 15
#10 Keiko Matsuoka Sanyo Electric Co. 14
#10 Motohiko Hirotsuka Fuji Oil Holdings 14
#12 Takashi Yoshimori Kabushiki Kaisha Toshiba 12
#12 Naoto ONODERA Toyota 12
#14 Akihiko Ibata Sumitomo Electric Industries 11
#14 Toshihisa Abe Panasonic 11
#16 Masayuki Shibano Sumitomo Electric Industries 10
#17 Yoshihide Iteya Shimano 9
#17 Yoshiaki Matsui Hitachi 9
#19 Masaru Iwasaki Sharp Kabushiki Kaisha 8
#20 Gou Kuroda Panasonic 7
#20 Saburo Hinenoya Ube Industries 7
#20 Hitoshi Izutsu Dainippon Ink And Chemicals 7
#20 Tatsuya Suetsugu Isuzu Glass 7
#24 Naoko Matsui Toshiba Lighting & Technology 6
#25 Shin Yoneda Fuji Oil Holdings 5
#25 Hisakazu Kuramoto Noritsu Koki Co. 5
#25 Yasuomi TAKAHASHI Sht Corporation Limited 5
#25 Tomohiko Adachi Fuji Oil Holdings 5
#25 Futoshi Yokomizo Fuji Oil Holdings 5
#25 Teruhiko Ienaga Sanyo Electric Co. 5
#31 Masaya Hazama Mazda Motor 4
#31 Shinichi Tsuzaki Fuji Oil Holdings 4
#31 Kazuhiko Yamatoya Dainippon Pharmaceutical Co. 4
#31 Kazusa Mori Sht Corporation Limited 4
#31 Noriyoshi Higashi Sii Semiconductor 4
#36 Satoshi Wanezaki Fuji Oil Holdings 3
#36 Yoshisada Michiura Kurimoto 3
#36 Tomonori Hamawaki Nihon Pharmaceutical Co. 3
#36 Takehisa Kida Jtekt 3
#36 Kuniaki Inayoshi Fuji Oil Holdings 3
#36 Yamanaka Masahiro Shimano 3
#36 Ryou Hasegawa Fujifilm 3
#36 Masashi Asanoma Fuji Oil Holdings 3
#36 Atsushi Nago Fuji Oil Holdings 3
#36 Mitsuo Ezaki Fuji Oil Holdings 3
#36 Kaoru Nakanishi Sharp Kabushiki Kaisha 3
#36 Atsushi Harinishi 3
#48 Takashi Takashima Bando Chemical Industries 2
#48 Yuichi IMAZATO Sht Corporation Limited 2
#48 Kazuhiro KASATANI Sht Corporation Limited 2