Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kuki, JP ranks #5,057 worldwide for total patents filed all time, with 527 patents from 115 inventors. Leading employers of inventors based in Kuki, JP include Asahi Glass Co., Canon, Lenovo (Singapore) Pte..

Showing 1–50 of 115 inventors

Rank Inventor Primary Company Patents
1 Akira Mitsui Asahi Glass Co. 46
2 Masaaki Sakurai Canon 36
3 Yasushi Tsukamoto Lenovo (Singapore) Pte. 27
#4 Masayuki Orihara Smc 23
#5 Toshihito Shirai Nippon Signal Co. 20
#6 Seigo Suzue Kyorin Pharmaceutical Co. 16
#6 Shinji Tsuchiya Yazaki 16
#8 Kiichiro Sawamoto Honda Motor Co. 15
#9 Takahiko Funahashi Wacom Co. 11
#10 Muneaki Watanabe Diamet 10
#10 Ken-ichi Shikada Nissan Chemical Industries 10
#10 Shota KOBAYASHI Kureha 10
#13 Nobutomo Tsuruzoe Nissan Chemical Industries 9
#13 Takaya Umehara Toshiba Medical Systems 9
#13 Yasushi Sekizawa Wacom Co. 9
#13 Kinji Ogino Akebono Brake Industry Co. 9
#13 Keiji Hirai Kyorin Pharmaceutical Co. 9
#18 Yuji Shitara Autonetworks Technologies 8
#18 Mitsuo Fukukawa Kajima 8
#20 Kazuo Kawase Akebono Brake Industry Co. 6
#20 Bunji Hirai Adeka Argus Chemical Co. 6
#20 Naoya Moritoh Nippon Chemiphar Co. 6
#20 Kanji Moro Chugai Pharmaceutical 6
#24 Norihide Mizoguchi Komatsu 5
#24 Masanori Ejima Sumitomo Electric Industries 5
#24 Kazuhide MORINO Adeka 5
#24 Ken-ichi TAMASO Adeka 5
#24 Yoshimi Kano Buncho 5
#24 Masato INADOME Adeka 5
#30 Yutaka Hasebe Nippon Signal Co. 4
#30 Toshiyuki Umehara Nissan Chemical Industries 4
#30 Tsunetomo Takei Tokyo Tanabe Company Limited 4
#30 Kiyotaka Uchida Nippon Signal Co. 4
#30 Yuya Masahira Toto 4
#30 Takayoshi Mugikura Yamaha Motor 4
#30 Jiro Wakamatsu Fujikura Kasei Co. 4
#30 Tamotsu Nagamatsu Adeka 4
#38 Hideo Kajiyama Lintec 3
#38 Hidenao Takazawa 3
#38 Nobuyuki Miyamori Wacom Co. 3
#38 Hiroyuki Narushima Nissan Chemical Industries 3
#38 Sakae Akiyama Mitsubishi Materials 3
#38 Hidenobu Anzai Fujikura 3
#38 Taro Tsukada Toyota 3
#38 Terufumi Yamaguchi Nippon Signal Co. 3
#38 Takabumi Tezuka Sakai Heavy Industries 3
#38 Kio Mizuno Nissan Chemical Industries 3
#38 Toshiaki Okazaki Fujikura Kasei Co. 3
#38 Masayoshi Inada Nec 3
#38 Hirokazu Mogami Fujikura Kasei Co. 3