% Expired Patents = 40.0

Forward Citations = 44

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13 inventors (with patents filed for the assignee):

Masahito Matsumoto (2 out of 64 patents)

Hiromasa Nakatsuka (2 out of 3 patents)

Yuji Kamiji (2 out of 3 patents)

4. Hiromu Fujita (2 out of 3 patents)

5. Takahisa Hara (2 out of 31 patents)

6. Tadayuki Oda (2 out of 2 patents)

7. Kazuhiro Shinohara (1 out of 1 patent)

8. Shiro Kikuchi (1 out of 1 patent)

9. Yutaro Kan (1 out of 1 patent)

10. Damion Edward Manns (1 out of 1 patent)

11. Hidekazu Murakoshi (1 out of 1 patent)

12. Shingo Tamura (1 out of 1 patent)

13. Ichiro Matsuoka (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 7677353 - Noise suppression structure (2010-03-16),

2. 6893587 - Method of manufacturing a foam-molded product (2005-05-17),

3. 5830518 - Device for tucking covering materials (1998-11-03),

4. 5783133 - Method for making a multilayer molded article (1998-07-21),

5. 5277865 - Gas-assisted injection molding process for producing hollow molded (1994-01-11),

Company Overview

Nissen Chemitec Corporation is a leading provider of advanced chemical products and solutions for various industries worldwide. With a strong focus on research and development, Nissen Chemitec Corporation offers innovative solutions that meet the highest standards of quality and sustainability. The company's products include adhesives, coatings, and specialty chemicals that are used in a wide range of applications, from automotive and electronics to construction and aerospace.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#11 in Ehime

#6,652 in Japan

Ehime, Japan

Nissen Chemitec Corporation

Forward Citations = 44

13 inventors:

Masahito Matsumoto (2 out of 64 patents)

Hiromasa Nakatsuka (2 out of 3 patents)

Yuji Kamiji (2 out of 3 patents)

4. Hiromu Fujita (2 out of 3 patents)

5. Takahisa Hara (2 out of 31 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nissen Chemitec Corporation. Retrieved from https://idiyas.com/company/nissen-chemitec

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]