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Assignee profile:

DIC Corporation

City:

Tokyo

Country:

Japan

Published Applications:

1,310

Last publication date:

2026-06-04

Patent Grants:

800

Last grant date:

2025-11-18

DIC Corporation is a Tokyo-based chemical company founded in 1908. It is one of the largest chemical companies in Japan and is a major producer of printing inks, pigments, and other related products. DIC also produces a wide range of specialty chemicals, including polymers, resins, and adhesives. The company has operations in more than 40 countries and employs over 10,000 people worldwide. DIC Corporation is listed on the Tokyo Stock Exchange and is a constituent of the Nikkei 225 stock index.

Quarterly DIC Corporation Patent Applications

Top Inventors for applications by DIC Corporation

These are the the leading inventors for applications assigned to DIC Corporation:

Yoshinori Iwashita 55 Kita-adachi-gun, Japan
Makoto Negishi 32 Kita-adachi-gun, Japan
Shinji Ogawa 31 Kita-adachi-gun, Japan
Jianjun Yuan 28 Sakura-shi, Japan

Yasuhiro Kuwana 26 Kita-adachi-gun, Japan
Tomoyuki Imada 26 Ichihara-shi, Japan
Go Sudo 26 Kita-adachi-gun, Japan
Joji Kawamura 25 Kita-adachi-gun, Japan

Kazuaki Hatsusaka 24 Kita-Adachi-gun, Japan
Yutaka Satou 23 Ichihara, Japan
Katsunori Shimada 23 Sakura, Japan
Yutaka Satou 23 Ichihara-shi, Japan

Katsunori Shimada 21 Sakura-shi, Japan
Tetsuo Kusumoto 21 Kita-adachi-gun, Japan
Tomoyuki Imada 20 Ichihara, Japan
Shotaro Kawakami 20 Kita-adachi-gun, Japan

Kazumi Oi 19 Ichihara-shi, Japan
Masahiro Horiguchi 18 Kita-adachi-gun, Japan
Kazuo Arita 17 Sakura-shi, Japan
Mika Yamamoto 17 Kita-adachi-gun, Japan

Masato Otsu 17 Sakura-shi, Japan
Hiroshi Hasebe 16 Kita-adachi-gun, Japan
Hiroshi Kinoshita 16 Sakura-shi, Japan
Kunihiro Morinaga 16 Ichihara-shi, Japan

Seiji Funakura 15 Kamisu-shi, Japan
Takeshi Kuriyama 15 Kita-adachi-gun, Japan
Kazunori Maruyama 15 Kita-adachi-gun, Japan
Koji Hayashi 15 Ichihara-shi, Japan

Seiji Funakura 15 Kamisu, Japan
Masakazu Kaneoya 15 Kita-adachi-gun, Japan
Kiyofumi Takeuchi 15 Kita-adachi-gun, Japan
Kouichi Endo 15 Kita-adachi-gun, Japan

Yoshinori Kanagawa 14 Osaka, Japan
Koji Hayashi 14 Ichihara, Japan
Shinichi Hirata 13 Kita-adachi-gun, Japan
Hideya Suzuki 13 Ichihara-shi, Japan

Takeshi Kuriyama 13 Kitaadachi-gun, Japan
Jun Shirakami 13 Osaka, Japan
Jian-Jun YUAN 13 Sakura-shi, Japan
Kenta Tojo 13 Kita-adachi-gun, Japan

Masanao Hayashi 13 Kita-adachi-gun, Japan
Masanori Miyamoto 12 Sakura-shi, Japan
Hiroshi Kinoshita 12 Sakura, Japan
Isa Nishiyama 12 Kita-adachi-gun, Japan

Hidetoshi Nakata 12 Kita-adachi-gun, Japan
Takashi Furusawa 12 Ichihara-shi, Japan
Kazuo Arita 12 Ichihara-shi, Japan
Akira Kimura 12 Kamisu-shi, Japan

Yoshio Aoki 11 Kitaadachi-gun, Japan
Nobuo Kobayashi 11 Ichihara-shi, Japan
Kenichi Fujisaki 11 Saitama, Japan
JIANJUN YUAN 11 Chiba, Japan

Jian-Jun Yuan 11 Sakura, Japan
Isa Nishiyama 11 Kitaadachi-gun, Japan
Youhei Suganuma 11 Ichihara-shi, Japan
Ryo Maeda 11 Takaishi-shi, Japan

Tomomichi Kanda 11 Ichihara-shi, Japan
Kunihiko Kotani 10 Kita-adachi-gun, Japan
Makoto Kimura 10 Ichihara-shi, Japan
Kazuo Arita 10 Ichihara, Japan

Kazuki Kurisawa 10 Kita-adachi-gun, Japan
Hajime Watanabe 10 Ichihara-shi, Japan
Kyouichi TOYOMURA 10 Tokyo, Japan
Hajime Watanabe 10 Ichihara, Japan

Kunihiro Morinaga 10 Ichihara, Japan
Yutaka Kadomoto 10 Kita-adachi-gun, Japan
Nobuo Kobayashi 10 Ichihara, Japan
Shigekazu Takahashi 10 Tokyo, Japan

Kunihiko KOMATSUZAKI 10 Osaka, Japan
Yukie Saitou 10 Osaka, Japan
Daiki Tomita 9 Tokyo, Japan
Wei ZHAO 9 Qingdao, China

Ryo Maeda 9 Takaishi, Japan
Wataru Fujikawa 9 Osaka, Japan
Toru Ishii 9 Kita-adachi-gun, Japan
Masato Otsu 9 Sakura, Japan

Akio Umino 9 Ichihara-shi, Japan
Kazuo Arita 9 Sakura, Japan
Yasuhiro Takada 9 Sakura-shi, Japan
Kazutoshi Hitomi 9 Takaishi-shi, Japan

Shinichi Hirata 9 Kitaadachi-gun, Japan
Sadamu Nagahama 9 Osaka, Japan
Shotaro Kawakami 9 Kitaadachi-gun, Japan
Kiyofumi Takeuchi 9 Kitaadachi-gun, Japan

Haruyoshi Takatsu 9 Kitaadachi-gun, Japan
Yusuke Tajiri 9 Ichihara-shi, Japan
Minoru Tabuchi 9 Sakura-shi, Japan
Masashi Osawa 9 Kita-adachi-gun, Japan

Tomoaki Harada 9 Sakura-shi, Japan
Masanori Miyamoto 9 Sakura, Japan
Mitsuru Kitada 9 Osaka, Japan
Yoshiyuki Ono 9 Kita-adachi-gun, Japan

Haruki Ohishi 9 Kita-adachi-gun, Japan
Shirou Taniguchi 9 Kita-adachi-gun, Japan
Masanao Hayashi 9 Kitaadachi-gun, Japan
Kazumi Oi 8 Ichihara, Japan

Ren-Hua Jin 8 Sakura-shi, Japan
Takashi Furusawa 8 Ichihara, Japan
Naoto Sakurai 8 Sakura-shi, Japan
Joji Kawamura 8 Saitama, Japan

Recent patent applications by DIC Corporation

DIC Corporation based in Tokyo, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

DIC Corporation

Top Inventors for applications by DIC Corporation

Recent patent applications by DIC Corporation

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