EPO Patents = 2

Forward Citations = 2

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12 inventors (with patents filed for the assignee):

Takeshi Eguchi (3 out of 4 patents)

Takahiro Inoue (1 out of 42 patents)

Takayuki Kitou (1 out of 1 patent)

4. Teruhiko Hirasawa (1 out of 1 patent)

5. Hidenori Sato (1 out of 22 patents)

6. Jun Matsuoka (1 out of 2 patents)

7. Ikuo Gonoi (1 out of 1 patent)

8. Kazuhiro Hosokawa (1 out of 1 patent)

9. Kenichi Nakamura (1 out of 1 patent)

10. Yasuaki Kanai (1 out of 1 patent)

11. Daiki Tanabe (1 out of 1 patent)

12. Masakazu Miyata (1 out of 1 patent)

13. Tanabe Daiki (0 patent)

14. Eguchi Takeshi (0 patent)

5 patents: Sort by Forward Citations

1. 11904382 - Press apparatus (2024-02-20),

2. 11597161 - Fastening method and fastening apparatus (2023-03-07),

3. 11260480 - Fastening apparatus and fastener pass/fail determining method (2022-03-01),

4. 10723021 - Manufacturing device (2020-07-28),

5. 10173305 - Screw fastening method and screw fastening device (2019-01-08),

Company Overview

Dai-ichi Dentsu Ltd. is a leading advertising agency in Japan, specializing in creative marketing solutions for a wide range of clients. With a talented team of professionals, the company offers services such as branding, digital marketing, and media planning to help clients achieve their business goals. Dai-ichi Dentsu Ltd. is dedicated to delivering innovative and impactful campaigns that drive results for their clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#4 in Chofu

#6,654 in Japan

Chofu, Japan

Dai-Ichi Dentsu Ltd.

Forward Citations = 2

12 inventors:

Takeshi Eguchi (3 out of 4 patents)

Takahiro Inoue (1 out of 42 patents)

Takayuki Kitou (1 out of 1 patent)

4. Teruhiko Hirasawa (1 out of 1 patent)

5. Hidenori Sato (1 out of 22 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dai-Ichi Dentsu Ltd.. Retrieved from https://idiyas.com/company/dai-ichi-dentsu

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

2 patents (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]