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USPTO Patent Rankings Data through Sept 30, 2025
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Daicel — 69 Patents in 2021

Rank (2021): #585 of 31,507Top 2%
122 inventors
69 Patents 2021

Top Inventors at Daicel 2021

Showing 51–100 of 122 inventors

RankNamePatents
#37 Hiroaki Yamamoto 1
#37 Ichiro Takase 1
#37 Katsuya Miki 1
#37 Kanji Nagai 1
#37 Kazuki Okamoto 1
#37 Kenji Fukumoto 1
#37 Keisuke Ono 1
#37 Keiichi Tomishige 1
#37 Koshi Adachi 1
#37 Kouji NAKATANI 1
#37 Masaki Hayashi 1
#37 Masato Hirooka 1
#37 Masao Iwaya 1
#37 Masashi Iwayama 1
#37 Masatake Kudoh 1
#37 Maya MASUI 1
#37 Masataka MIIDA 1
#37 Masaharu Takekawa 1
#37 Masazumi Tamura 1
#37 Maiko Tsuda 1
#37 Masayuki Yamazaki 1
#37 Mikio Hirano 1
#37 Mitsuteru Hosaka 1
#37 Michiyo Nakai 1
#37 Naoki Doi 1
#37 Naohiro Hashikawa 1
#37 Naoto Okuyama 1
#37 Naohiro Oyamada 1
#37 Ryuji Saito 1
#37 Shinichi Kawamura 1
#37 Shinji Kikuchi 1
#37 Shogo KOMORI 1
#37 Shinji MAETANI 1
#37 Shinji Nagamatsu 1
#37 Shingo Oda 1
#37 Shizuka Okada 1
#37 Shinya Ono 1
#37 Shu Shimamoto 1
#37 Shinya YABUNO 1
#37 Takashi Kubo 1
#37 Takashi Saeki 1
#37 Takahiro SAKAKIBARA 1
#37 Takashi Ueno 1
#37 Takayuki Yaegashi 1
#37 Takeshi Yokoo 1
#37 Tomohide FUJIWARA 1
#37 Toru Kitaguchi 1
#37 Tomoharu Miyashita 1
#37 Toshikazu Nakamura 1
#37 Toshinori Okano 1