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For the Inventor, By the Inventor

Chiba, Japan

Masahiro Fukuyama

This inventor holds 16 USPTO granted patents. Top assignees: Sumitomo Chemical Company, Limited, Toyoda Gosei Co., Ltd.. Active years: 1989-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Fukuyama. Retrieved from https://idiyas.com/inventor/masahiro-fukuyama

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 16

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 5

Forward Citations = 56(Granted Patents)


Location History:

  • Chiba, JP (1989 - 1995)
  • Sodegaura, JP (1995 - 1996)
  • Chiba-ken, JP (1997)

Company Filing History:

goldMedal16 out of 6,964 
 
Sumitomo Chemical Company, Limited
 patents
silverMedal1 out of 3,086 
 
Toyoda Gosei Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1989-1997

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16 patents (USPTO):Explore Patents
1. 5610226 - (Meth)acrylate copolymer and its elastomer compositions (1997-03-11),
2. 5548012 - Automotive weather strip (1996-08-20),
3. 5523353 - Rubber composition (1996-06-04),
4. 5462975 - Rubber compositions for sponge rubber (1995-10-31),
5. 5438101 - Rubber composition (1995-08-01),
6. 5344881 - Rubber compositions and vulcanized rubber compositions (1994-09-06),
7. 5292825 - Vulcanizable epoxy group-containing elastomer composition (1994-03-08),
8. 5179156 - Rubber composition (1993-01-12),
9. 5118773 - Rubber composition (1992-06-02),
10. 5075385 - Elastomer composition (1991-12-24),
11. 5039756 - Vulcanizable epoxy group-containing elastomer composition (1991-08-13),
12. 4987199 - Ethylene-acrylic acid ester copolymer and process for producing the same (1991-01-22),
13. 4985507 - Elastomer composition (1991-01-15),
14. 4933389 - Thermoplastic elastomer composition (1990-06-12),
15. 4882388 - Rubber composition (1989-11-21),

Title: The Innovative Journey of Masahiro Fukuyama

Introduction

Masahiro Fukuyama, a prolific inventor from Chiba, Japan, has made significant contributions to the field of materials science, particularly in the development of elastomer compositions and automotive components. With a remarkable portfolio of 16 patents, Fukuyama continues to influence innovations in automotive and industrial applications.

Latest Patents

Among Masahiro Fukuyama's latest inventions are two noteworthy patents. The first is a patent for a (meth)acrylate copolymer and its elastomer compositions. This unique composition consists of approximately 80.0 to about 99.9% by weight of a (meth)acrylate monomer and a crosslinking monomer that enables the formulation of elastomeric compositions with a favorable balance of properties. His second recent patent addresses an automotive weather strip that comprises a base material of ethylene/propylene rubber, enhanced with a urethane layer and an adhesive composition. This innovation ensures durability and versatile application in the automotive industry.

Career Highlights

Throughout his career, Masahiro Fukuyama has been associated with reputable companies such as Sumitomo Chemical Company, Limited and Toyoda Goesi Co., Ltd. His work in these organizations has been pivotal in advancing the technology surrounding elastomer materials and automotive components.

Collaborations

Masahiro Fukuyama has collaborated with notable coworkers, including Keisaku Yamamoto and Nobuyuki Yoshida. Their combined expertise has facilitated innovation and the successful development of various groundbreaking projects.

Conclusion

Masahiro Fukuyama exemplifies the spirit of innovation in the materials science sector. His extensive patent portfolio and notable collaborations highlight his commitment to advancing technology. As he continues to invent and explore new solutions, Fukuyama stands as a prominent figure among contemporary inventors in Japan and beyond.

Profile summary based on public USPTO records.
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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