% Expired Patents = 50.0

CIPO Patents = 1

EPO Patents = 3

Forward Citations = 30

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16 inventors (with patents filed for the assignee):

Masaki Ishikawa (5 out of 5 patents)

Sohei Matsuyama (4 out of 6 patents)

Youhei Ishikawa (4 out of 4 patents)

4. Hideyuki Mori (4 out of 4 patents)

5. Toru Inoue (3 out of 3 patents)

6. Koji Inoue (2 out of 5 patents)

7. Seiji Sugiura (1 out of 1 patent)

8. Madoka Doi (1 out of 6 patents)

9. Hideki Kawashiri (1 out of 4 patents)

10. Tokuyoshi Shimizu (1 out of 1 patent)

11. Noriyasu Midoriya (1 out of 1 patent)

12. Yuuki Saito (1 out of 1 patent)

13. Hidekimi Takahashi (1 out of 1 patent)

14. Yuji Mori (1 out of 1 patent)

15. Hiroyuki Honda (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 11458902 - Tray for vehicle storage space and manufacturing method of tray for vehicle storage space (2022-10-04),

2. 11318704 - Vehicle interior material and manufacturing method of the same (2022-05-03),

3. 10046513 - Spin weld part and spin welding method (2018-08-14),

4. 9087505 - Ultra-light sound insulator (2015-07-21),

5. 8637145 - Ultra-light sound insulator (2014-01-28),

6. 8464830 - Soundproof material for vehicle (2013-06-18),

7. 8194879 - Ultra-light sound insulator (2012-06-05),

8. 8158246 - Ultralight soundproof material (2012-04-17),

Company Overview

Takehiro Co., Ltd. is a leading Japanese company specializing in manufacturing electronic components and consumer electronics products. With over 50 years of experience in the industry, we are dedicated to providing high-quality products and innovative solutions to meet the needs of our customers. Our range of products includes resistors, capacitors, connectors, and more. Learn more about us and our products on our website.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

8 Patents

#9 in Anjo

#5,049 in Japan

Anjo, Japan

Takehiro Co., Ltd.

Forward Citations = 30

16 inventors:

Masaki Ishikawa (5 out of 5 patents)

Sohei Matsuyama (4 out of 6 patents)

Youhei Ishikawa (4 out of 4 patents)

4. Hideyuki Mori (4 out of 4 patents)

5. Toru Inoue (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Takehiro Co., Ltd.. Retrieved from https://idiyas.com/company/takehiro-company

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]

1 patent (CIPO):

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]

3 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]