Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Konan, JP ranks #2,733 worldwide for total patents filed in 2021, with 46 patents from 26 inventors. Leading employers of inventors based in Konan, JP include Ngk Insulators, Denso Wave Incorporated, Brother Kogyo.

Showing 1–26 of 26 inventors

Rank Inventor Primary Company Patents
1 Naoya Takase Ngk Insulators 6
2 Daisuke Kawase Denso Wave Incorporated 4
2 Wataru Hasegawa Brother Kogyo 4
2 Yoko Yamanashi Brother Kogyo 4
#5 Akihito Kobayashi Brother Kogyo 3
#6 Tadakazu Ishiwata Oji Holdings 2
#6 Takaharu Kozawa Denso 2
#6 Masayuki Sumita Murata Manufacturing Co. 2
#6 Fumihiko Kishima Toyota 2
#10 Hideki Uematsu Ngk Spark Plug Co. 1
#10 Hiroshi Narushima Tokyo Electron Limited 1
#10 Satoshi Shimakoshi National Research And Development Agency National Agriculture And Food Research Organization 1
#10 Kazutaka Sekiya Gunze Limited 1
#10 Ai Igarashi Ngk Spark Plug Co. 1
#10 Kazuhiro Kobayashi Nissin Food Products Co. 1
#10 Hiroshi Tabeta Hitachi Construction Machinery Co. 1
#10 Takayuki Ohnishi Nuflare Technology 1
#10 Keiichi Terakura Suncorporation 1
#10 Norihito Akanuma Nsk 1
#10 Fumio WANI Kawasaki 1
#10 Masaya Ueda Kobe Steel 1
#10 Rikako Muramatsu Aisan Kogyo Kabushiki Kaisha 1
#10 Souichi Urashimo National Research And Development Agency National Agriculture And Food Research Organization 1
#10 Kazushi Shumiya Brother Kogyo 1
#10 Satoshi Yano Mita Industrial Co. 1
#10 Tatsumi Sumigama Suncorporation 1