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Assignee profile:

NTT DOCOMO, INC.

City:

Tokyo

Country:

Japan

Published Applications:

6,959

Last publication date:

2026-07-02

Patent Grants:

4,580

Last grant date:

2026-05-19

NTT DOCOMO, INC. is a Japanese telecommunications company headquartered in Tokyo, Japan. It is the country's largest mobile phone operator, with over 60 million subscribers. It provides a wide range of services including mobile phone services, fixed-line telephone services, internet services, and other related services. NTT DOCOMO also offers a variety of mobile content such as music, games, and videos. It is a subsidiary of Nippon Telegraph and Telephone Corporation (NTT).

Quarterly NTT DOCOMO, INC. Patent Applications

Top Inventors for applications by NTT DOCOMO, INC.

These are the the leading inventors for applications assigned to NTT DOCOMO, INC.:

Satoshi Nagata 1797 Tokyo, Japan
Kazuki TAKEDA 747 Tokyo, Japan
Hiroki Harada 591 Tokyo, Japan
Yuki Matsumura 564 Tokyo, Japan

Xiaolin Hou 439 Beijing, China
Hideaki Takahashi 391 Tokyo, Japan
Jing Wang 381 Beijing, China
Kazuaki Takeda 379 Tokyo, Japan

Satoshi Nagata 357 Chiyoda-ku, Tokyo, Japan
Lihui Wang 350 Beijing, China
Tooru Uchino 343 Tokyo, Japan
Lan Chen 242 Beijing, China

Liu Liu 223 Beijing, China
Mamoru Sawahashi 221 Yokohama, Japan
Mamoru Sawahashi 206 Kanagawa, Japan
Shohei Yoshioka 203 Chiyoda-ku, Tokyo, Japan

Yoshihisa Kishiyama 198 Tokyo, Japan
Huiling JIANG 196 Beijing, China
Shohei Yoshioka 192 Tokyo, Japan
Wuri Andarmawanti Hapsari 185 Tokyo, Japan

Yuichi Kakishima 158 Tokyo, Japan
Hiroki Harada 146 Chiyoda-ku, Tokyo, Japan
Kenichi Higuchi 140 Kanagawa, Japan
Kenichi Higuchi 130 Yokohama, Japan

Yoshihisa Kishiyama 129 Kanagawa, Japan
Minami Ishii 128 Yokohama, Japan
Anil UMESH 125 Yokohama, Japan
Minami Ishii 120 Kanagawa, Japan

Shaozhen Guo 116 Beijing, China
Shinya Kumagai 112 Chiyoda-ku, Tokyo, Japan
Hiroyuki Ishii 108 Kanagawa, Japan
Takehiro Nakamura 108 Kanagawa, Japan

Daisuke Kurita 106 Tokyo, Japan
Tomoya Ohara 104 Chiyoda-ku, Tokyo, Japan
Yoshihisa Kishiyama 102 Yokosuka, Japan
Tomoya Ohara 101 Tokyo, Japan

Yuki Matsumura 100 Chiyoda-ku, Tokyo, Japan
Hiroyuki Ishii 99 Yokosuka, Japan
Anil Umesh 99 Kanagawa, Japan
Mikio Iwamura 98 Tokyo, Japan

Shimpei Yasukawa 98 Tokyo, Japan
Qin MU 98 Beijing, China
Weiqi Sun 91 Beijing, China
Choong Seng Boon 88 Yokohama, Japan

Mikio Iwamura 87 Kanagawa, Japan
Takehiro NAKAMURA 85 Yokohama, Japan
Hideaki Takahashi 84 Chiyoda-ku, Tokyo, Japan
Anil Umesh 82 Tokyo, Japan

Mikio Iwamura 81 Yokohama, Japan
Choong Seng BOON 81 Yokohama-shi, Japan
Yuki Takahashi 81 Chiyoda-ku, Tokyo, Japan
Mayuko Okano 77 Chiyoda-ku, Tokyo, Japan

Mikio Iwamura 76 Chiyoda-ku, Japan
Narumi Umeda 75 Yokohama, Japan
Qun Zhao 74 Beijing, China
Yuki TAKAHASHI 73 Tokyo, Japan

Chongning NA 72 Beijing, China
Tetsushi Abe 72 Tokyo, Japan
Takehiro Nakamura 71 Yokosuka, Japan
Jing Wang 66 Haidian District, Beijing, China

Mamoru Sawahashi 66 Yokohama-shi, Japan
Masaya Okamura 66 Chiyoda-Ku, Tokyo, Japan
Yousuke SANO 65 Tokyo, Japan
Tianyang Min 64 Tokyo, Japan

Naoya Shibaike 64 Chiyoda-ku, Tokyo, Japan
Nobuhiko Miki 63 Kanagawa, Japan
Anil Umesh 62 Yokohama-shi, Japan
Daisuke KURITA 62 Chiyoda-ku, Tokyo, Japan

Xin Wang 61 Beijing, China
Naoya Shibaike 61 Tokyo, Japan
Satoshi Suyama 61 Tokyo, Japan
Dai KAMIYA 60 Tokyo, Japan

Shoichi Narahashi 60 Yokohama, Japan
Nobuhiko Miki 59 Tokyo, Japan
Masafumi USUDA 58 Tokyo, Japan
Shoichi Narahashi 57 Yokohama-shi, Japan

Hitoshi Yoshino 56 Yokosuka, Japan
Yukihiko Okumura 56 Tokyo, Japan
Nobuhiko Miki 55 Yokohama, Japan
Hiroyuki Atarashi 54 Yokohama, Japan

Kenichiro Aoyagi 53 Tokyo, Japan
Hiroyuki Ishii 53 Palo Alto, CA United States
Shinya Kumagai 53 Tokyo, Japan
Thiow Keng Tan 52 Jalan Sindor, Singapore

Sadayuki Abeta 50 Kanagawa, Japan
Masaya Okamura 49 Tokyo, Japan
Motohiro TANNO 49 Kanagawa, Japan
Wenjia LIU 48 Beijing, China

Craig B. Gentry 47 Mountain View, CA United States
Daiki TAKEDA 47 Tokyo, Japan
Yoshinori SUZUKI 47 Saitama, Japan
Minami Ishii 47 Yokohama-shi, Japan

KENICHI HIGUCHI 46 Saitama, Japan
Ryosuke Osawa 46 Tokyo, Japan
Hiromasa Umeda 46 Tokyo, Japan
Sadayuki Abeta 46 Tokyo, Japan

Anass Benjebbour 45 Tokyo, Japan
Wuri Andarmawanti Hapsari 45 Kanagawa, Japan
Motohiro Tanno 45 Yokohama, Japan
Wuri Andarmawanti Hapsari 45 Yokosuka, Japan

Recent patent applications by NTT DOCOMO, INC.

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

NTT DOCOMO, INC.

Top Inventors for applications by NTT DOCOMO, INC.

Recent patent applications by NTT DOCOMO, INC.

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