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For the Inventor, By the Inventor

Tokyo, Japan

Nippon Closures Co., Ltd.

USPTO Granted Patents = 30

% Expired Patents = 6.7


Trademarks = 1

Forward Citations = 47

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57 inventors (with patents filed for the assignee):

goldMedal Takashi Sugiyama (7 out of 78 patents)

silverMedal Mitsuo Kumata (5 out of 5 patents)

bronzeMedal Toru Sahara (4 out of 34 patents)

4.  Daisuke Tsuchimoto (4 out of 5 patents)

5.  Sei Nakagawa (4 out of 4 patents)

6.  Satoru Shimada (3 out of 5 patents)

7.  Katsumi Hashimoto (3 out of 12 patents)

8.  Yusuke Okubo (3 out of 4 patents)

9.  Masataka Iyadomi (3 out of 3 patents)

10.  Katsuhito Ichimura (3 out of 3 patents)

11.  Motokatsu Yamada (3 out of 3 patents)

12.  Takahiro Akaogi (3 out of 5 patents)

13.  Shin Nakamura (3 out of 3 patents)

14.  Hiroaki Kikuchi (2 out of 74 patents)

15.  Yuji Tomitaka (2 out of 2 patents)


Core Competencies:
Synthetic Resin Cap
Plastic Cap
Metal Cap
Container Lid
Oxygen Shielding
Compression Molding
Injection Forming
Hinged Cap
Foam Dispensing Cap
Manufacturing Method
Composite Container Lid
IC Tag

30 patents:

1. 12202650 - Synthetic resin cap (2025-01-21),
2. 12187496 - Plastic cap (2025-01-07),
3. 12006100 - Metal cap and method for manufacturing same (2024-06-11),
4. 11987424 - Container lid having oxygen shielding properties (2024-05-21),
5. 11981053 - Compression molding device (2024-05-14),
6. 11970311 - Synthetic-resin container lid, method for manufacturing same, and post-processing apparatus for executing the method (2024-04-30),
7. 11952177 - Synthetic resin container closure (2024-04-09),
8. 11851248 - Easily openable container lid (2023-12-26),
9. 11753215 - Container closure of synthetic resin (2023-09-12),
10. 11628982 - Plastic cap and method for manufacturing same (2023-04-18),
11. 11459450 - Resin composition for injection forming (2022-10-04),
12. 11325758 - Composite container lid (2022-05-10),
13. 11273960 - Hinged cap (2022-03-15),
14. 11180293 - Synthetic resin container lid (2021-11-23),
15. 11180288 - Synthetic resin container lid (2021-11-23),
Company Overview
Nippon Closures Co., Ltd. is a prominent manufacturer specializing in the production of closures and packaging solutions for various industries, including food and beverage. The company focuses on innovative design and technology to enhance product safety and convenience. With a strong presence in Japan and a commitment to quality, Nippon Closures leverages advanced materials and manufacturing techniques to meet the evolving needs of its clients, ensuring sustainability and functionality in its offerings.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

30 Patents

#1,062 in Tokyo

#2,307 in Japan

#21,912 in the World

Tokyo, JP
Tokyo, Japan

Nippon Closures Co., Ltd.

Forward Citations = 47

57 inventors:

goldMedal Takashi Sugiyama (7 out of 78 patents)

silverMedal Mitsuo Kumata (5 out of 5 patents)

bronzeMedal Toru Sahara (4 out of 34 patents)

4.  Daisuke Tsuchimoto (4 out of 5 patents)

5.  Sei Nakagawa (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nippon Closures Co., Ltd.. Retrieved from https://idiyas.com/company/nippon-closures-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]
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