Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Koriyama, JP ranks #4,663 worldwide for total patents filed in 2021, with 23 patents from 17 inventors. Leading employers of inventors based in Koriyama, JP include Canon, Konica Minolta, Nippondenso Co..

Showing 1–17 of 17 inventors

Rank Inventor Primary Company Patents
1 Takashi Nonaka Canon 3
2 Akihiro Kawabata Konica Minolta 2
2 Kazuaki Minami Nippondenso Co. 2
2 Yoshihisa Iwasaki Maeda Industries 2
2 Noboru Yamamoto Denso 2
#6 Rieko Suzuki Nippon Zenyaku Kogyo Co. 1
#6 Toshihiro Tsukui Nippon Zenyaku Kogyo Co. 1
#6 Asana Yoshioka Agc 1
#6 Tsukasa Sakaguchi Nhk Spring Co. 1
#6 Masaru Bunya Nitto Boseki Co. 1
#6 Tadashi Kurita Nitto Boseki Co. 1
#6 Hiroto Inoue Sumitomo Electric Industries 1
#6 Yukio SAKUMA Asaka Riken Co. 1
#6 Hiromasa Shibano Sharp Kabushiki Kaisha 1
#6 Miyuki Kageyama Nippon Zenyaku Kogyo Co. 1
#6 Hiroshi Nishioka Mazda Motor 1
#6 Teppei Konishi Agc 1