Nippon Sigmax Co., Ltd.

Calculating rank

USPTO Granted Patents = 5

% Expired Patents = 40.0

EPO Patents = 1

Trademarks = 8

Forward Citations = 148

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7 inventors (with patents filed for the assignee):

Daisaku Mukai (2 out of 2 patents)

Naotaka Yamamoto (1 out of 1 patent)

Aya Kobayashi (1 out of 1 patent)

4. Hiroshi Ariga (1 out of 1 patent)

5. Noriyoshi Ohnuma (1 out of 1 patent)

6. Tadao Tozuka (1 out of 3 patents)

7. Kozo Suzuki (1 out of 5 patents)

8. Yukihito Higashi (4 patents)

9. Nobuo Niimi (1 patent)

10. Kiyoshi Sumida (0 patent)

11. Hiroshi Kubo (0 patent)

12. Yoshihiro Nishimura (0 patent)

5 patents: Sort by Forward Citations

1. 9655760 - Knee support (2017-05-23),

2. 8858483 - Supporter for Achilles tendon (2014-10-14),

3. 5964092 - Electronic cooling apparatus (1999-10-12),

4. 5785056 - Press-fitting product for a human body (1998-07-28),

5. 5271418 - Brace for ankle joint (1993-12-21),

Company Overview

Nippon Sigmax Co., Ltd. is a leading manufacturer of high-quality industrial machinery and equipment based in Japan. With a focus on precision engineering and innovative design, the company produces a wide range of products for various industries including automotive, aerospace, and electronics. Nippon Sigmax is known for its commitment to customer satisfaction and continuous improvement in all aspects of its business operations.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

5 Patents

#2,722 in Tokyo

#6,656 in Japan

Tokyo, Japan

Nippon Sigmax Co., Ltd.

Forward Citations = 148

7 inventors:

Daisaku Mukai (2 out of 2 patents)

Naotaka Yamamoto (1 out of 1 patent)

Aya Kobayashi (1 out of 1 patent)

4. Hiroshi Ariga (1 out of 1 patent)

5. Noriyoshi Ohnuma (1 out of 1 patent)

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