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USPTO Patent Rankings Data through Dec 31, 2025
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Ckd — 19 Patents in 2020

Rank (2020): #2,026 of 32,409Top 7%
40 inventors
19 Patents 2020

Top Inventors at Ckd 2020

Showing 1–40 of 40 inventors

RankNamePatents
1 Atsushi Fukuta 6
1 Mitsuhiro Kosugi 6
3 Hiroaki Banno 5
3 Hisashi Hatano 5
3 Naoki Okajima 5
3 Sho Honda 5
#7 Hiroyuki Ishigaki 2
#7 Norihiko Sakaida 2
#7 Nobuyuki Umemura 2
#7 Takahiro Mamiya 2
#7 Tsuyoshi Ohyama 2
#12 Akihiro Ito 1
#12 Atsushi Kobayashi 1
#12 Atsuhiko Tabuchi 1
#12 Hideki Goda 1
#12 Hideki Wakai 1
#12 Ikuo Futamura 1
#12 Kazutoshi Ito 1
#12 Kazutoshi Itoh 1
#12 Kazuhiro Izumoto 1
#12 Keiichi Nishikawa 1
#12 Kensuke Takamura 1
#12 Kiyonobu Hayashi 1
#12 Masayuki Kouketsu 1
#12 Manabu Okuda 1
#12 Naohiko Noda 1
#12 Naotsugu Seko 1
#12 Ryo Eguchi 1
#12 Satoshi Wakasugi 1
#12 Shinji Itoh 1
#12 Shunji Maruyama 1
#12 Shigetaka Matsumoto 1
#12 Tatsuhito Aoyama 1
#12 Tadashi Inoguchi 1
#12 Takahiro Minatani 1
#12 Takahiro Ninomiya 1
#12 Takashi Tasaki 1
#12 Yasuhisa Hirose 1
#12 Yukihiro Taguchi 1
#12 Reina Kawai 1