Nihon Matai Co., Ltd.

Calculating rank

USPTO Granted Patents = 6

% Expired Patents = 33.3

EPO Patents = 1

Forward Citations = 142

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16 inventors (with patents filed for the assignee):

Susumu Tsunoda (3 out of 4 patents)

Hideo Yamada (2 out of 24 patents)

Kunio Nakajima (2 out of 2 patents)

4. Kenji Kadokura (2 out of 2 patents)

5. Susumu Uchida (2 out of 2 patents)

6. Hisamoto Naniwa (2 out of 2 patents)

7. Shigemi Ichiki (2 out of 2 patents)

8. Hideyuki Oishi (1 out of 9 patents)

9. Yuuji Kawamori (1 out of 3 patents)

10. Yoshitaro Kido (1 out of 1 patent)

11. Tatsuya Sakata (1 out of 1 patent)

12. Kazuhiko Kobayashi (1 out of 1 patent)

13. Hiroaki Shibano (1 out of 6 patents)

14. Fumio Tashiro (1 out of 1 patent)

15. Tatsuo Noguchi (1 out of 2 patents)

6 patents: Sort by Forward Citations

1. 7261467 - Flexible container bag (2007-08-28),

2. 6988515 - Ultra-low permeation hose and method of manufacture (2006-01-24),

3. 5639164 - Liner bag used for a container (1997-06-17),

4. 5183432 - Floating body of sophisticated shape produced from a single sheet of (1993-02-02),

5. 4784287 - Bulkhead device for use in container liner bags (1988-11-15),

6. 4674127 - Liner bag for use in containers (1987-06-16),

Company Overview

Nihon Matai Co., Ltd. is a leading manufacturer and supplier of high-quality industrial materials in Japan. With a strong focus on innovation and sustainability, the company offers a wide range of products, including adhesives, coatings, and sealants. Nihon Matai is committed to meeting the diverse needs of its customers and providing reliable solutions for various industries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

6 Patents

#2,469 in Tokyo

#5,990 in Japan

Tokyo, Japan

Nihon Matai Co., Ltd.

Forward Citations = 142

16 inventors:

Susumu Tsunoda (3 out of 4 patents)

Hideo Yamada (2 out of 24 patents)

Kunio Nakajima (2 out of 2 patents)

4. Kenji Kadokura (2 out of 2 patents)

5. Susumu Uchida (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nihon Matai Co., Ltd.. Retrieved from https://idiyas.com/company/nihon-matai-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 (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]