Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Warabi, JP ranks #3,601 worldwide for total patents filed all time, with 819 patents from 100 inventors. Leading employers of inventors based in Warabi, JP include Hitachi, Topcon, Honda Motor Co..

Showing 1–50 of 100 inventors

Rank Inventor Primary Company Patents
1 Koichiro Ishibashi Hitachi 194
2 Tatsuo Yamaguchi Topcon 71
2 Atsuhiko Yoneda Honda Motor Co. 71
#4 Hideo Mizutani Nikon 65
#5 Katsumi Kiyooka Komatsu Zenoah 29
#6 Sakuji Watanabe Nippon Kogaku K.K. 23
#7 Akio Onda Bandai Namco Entertainment 21
#7 Kunihisa Kato Lintec 21
#9 Takatoshi Ohta Canon 18
#10 Mikiya Sekine Mitsubishi Paper Mills Limited 16
#11 Seiko Minami Canon 13
#12 Kenichi Shiiba Canon 12
#13 Seita Shono Canon 11
#13 Kiyoshi Sugita Fujitsu Limited 11
#15 Yoshihiko Horio Japan Science And Technology Agency 10
#15 Mitsuaki Hirono Optoelectronics Co. 10
#17 Akio Noji Honda Motor Co. 8
#17 Teruo Sakai Pentax 8
#19 Shoichi Ishii Ajinomoto Co. 7
#19 Yuichi Shiina Ferrotec 7
#21 Tamio Okada Nippon Crucible Co. 6
#21 Yumiko Matsubayashi Lintec 6
#21 Satoshi Komi Optoelectronics Co. 6
#24 Akio Kamiya Harada Industry Co. 5
#24 Nobuaki Todoroki Shinto Paint Co. 5
#24 Hideo Kodama Sanyo Electric Co. 5
#24 Mitsuya Makino Nippon Antena Kabushiki Kaisha 5
#24 Yuzo Koyanagi Sanwa Seiki Mfg. Co. 5
#24 Keiko Abe Nissin Foods Holdings Co. 5
#24 Bunsaku Yoshida Unknown 5
#31 Masaro Nakatsuka Okamoto Chemical Industry Co. 4
#31 Nobuyuki Ichino Mamiya Koki Kabushiki Kaisha 4
#31 Shouichi Ishii Toshiba 4
#31 Shiori Beppu Lintec 4
#31 Kazuhiro Takasaki C.I. Kasei Company, Limited 4
#31 Koji Yabase Denki Onkyo Co. 4
#31 Toshihisa Kojima Sony 4
#31 Akio Ohtani Tanabe Seiyaku Co. 4
#31 Takashi Ushiki Optoelectronics Co. 4
#31 Atsushi Tezuna Lintec 4
#31 Nobuo Arayama Harada Industry Co. 4
#31 Tetsuya Takano Honda Motor Co. 4
#43 Yukio Kanbara Dainichiseika Color & Chemicals Mfg. Co. 3
#43 Masataka Shimabara Nippon Antena Kabushiki Kaisha 3
#43 Tooru Nakai Toyota 3
#43 Naoya Niizeki Optoelectronics Co. 3
#43 Hironori Kurita Tanabe Seiyaku Co. 3
#43 Yukio Kujirai 3
#43 Kohichi Kato Satake Chemical Equipment Mfg. 3
#43 Takanobu Sagawa Citizen Watch Co. 3