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Dwango Co., Ltd.

USPTO Granted Patents = 94

EPO Patents = 2

Trademarks = 4

Forward Citations = 86

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59 inventors (with patents filed for the assignee):

Takashi Kojima (40 out of 96 patents)

Nobuo Kawakami (37 out of 37 patents)

Shinnosuke Iwaki (24 out of 25 patents)

4. Hiroaki Saito (22 out of 43 patents)

5. Kazuya Asano (10 out of 11 patents)

6. Kentarou Matsui (7 out of 7 patents)

7. Naoki Yamaguchi (7 out of 7 patents)

8. Kaisei Sakurai (7 out of 7 patents)

9. Kouichi Nakamura (6 out of 13 patents)

10. Toshihiro Shimizu (6 out of 7 patents)

11. Hiroki Shimomura (6 out of 6 patents)

12. Kazuomi Niwa (5 out of 5 patents)

13. Kenichi Miyazaki (3 out of 4 patents)

14. Shigeo Okajima (3 out of 3 patents)

15. Hiroto Tamura (3 out of 4 patents)

Core Competencies:

Content Distribution

Video Distribution

Communication Assistance

Avatar Display

Virtual Space Generation

Three-Dimensional Content

Live Broadcasting

Data Transmission

Image Transmission

Display Control

Content Generation

Input Interface

94 patents: Sort by Forward Citations

1. 12488699 - Class system, viewing terminal, information processing method, and program (2025-12-02),

2. 12477166 - Content distribution system, content distribution method, and computer program (2025-11-18),

3. 12464177 - Video distribution device, video distribution method, and recording media (2025-11-04),

4. 12461592 - Communication assistance system, communication assistance method, and communication assistance program (2025-11-04),

5. 12431045 - Display medium, processing apparatus, program, and computer-readable recording medium provided with program recorded thereon (2025-09-30),

6. 12327490 - Content provision system, content provision method, and content provision program (2025-06-10),

7. 12292628 - Display medium, display assistance medium, processing device, program, and computer-readable recording medium where program is recorded (2025-05-06),

8. 12289501 - Management server, user terminal, gift system, and information processing method (2025-04-29),

9. 12244551 - System, method, and program for specifying character-string-based comment art (2025-03-04),

10. 12243120 - Content distribution system, content distribution method, and content distribution program (2025-03-04),

11. 12236538 - Viewing terminal, viewing method, viewing system, and program (2025-02-25),

12. 12184920 - Video distributing device, video distributing method, and recording media (2024-12-31),

13. 12183239 - Display medium, processing device, and processing program (2024-12-31),

14. 12155873 - Video distribution device, video distribution method, and video distribution program (2024-11-26),

15. 12136171 - Non-transitory computer readable medium storing program to generate virtual space, and information processing device and method to generate virtual space (2024-11-05),

DWANGO CO., LTD. is a Japanese company that provides various digital entertainment services. It operates as a holding company for multiple subsidiaries engaged in different entertainment sectors such as anime, music, gaming, and broadcasting. DWANGO offers a wide range of online content, including streaming services, online games, virtual reality experiences, and broadcasting platforms.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

94 Patents

#489 in

#1,137 in

#7,974 in the World

Dwango Co., Ltd.

Forward Citations = 86

59 inventors:

Takashi Kojima (40 out of 96 patents)

Nobuo Kawakami (37 out of 37 patents)

Shinnosuke Iwaki (24 out of 25 patents)

4. Hiroaki Saito (22 out of 43 patents)

5. Kazuya Asano (10 out of 11 patents)

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