Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Tonami, JP ranks #32,402 worldwide for total patents filed all time, with 28 patents from 15 inventors. Leading employers of inventors based in Tonami, JP include Toyama Chemical Co., Seiko Epson, Panasonic.

Showing 1–15 of 15 inventors

Rank Inventor Primary Company Patents
1 Kenshin Hayashi Toyama Chemical Co. 5
2 Keisuke TSUNODA Seiko Epson 4
3 Naohiko Ujimaru Panasonic 3
3 Michio Kurokawa Eaton 3
#5 Nobuo Tomita Nichia 2
#5 Katashi Nakashima Kyorin Pharmaceutical Co. 2
#7 Shikou Miyazaki Murata Manufacturing Co. 1
#7 Jinko Nagoshi Fuji Yakuhin Co. 1
#7 Chika Hasegawa Lead Chemical Co. 1
#7 Sotohiko Eimori Daiichi Fine Chemical Co. 1
#7 Junsei Tsuji Molex 1
#7 Manabu Funayama 1
#7 Hitoshi Nagoshi Sumitomo Electric Industries 1
#7 Isao Tera Idemitsu Petrochemical Co. 1
#7 Osamu Annen 1