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For the Inventor, By the Inventor

Ibaraki, Japan

Yoshihiko Hashimoto

This inventor holds 16 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Biodegradable Resin Compositions. Top assignees: Kaneka Corporation, Kanegafuchi Kagaku Kogyo Kabushiki Kaisha, Kanegafuchi Chemical Industry Co., Ltd.. Active years: 1976-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiko Hashimoto. Retrieved from https://idiyas.com/inventor/yoshihiko-hashimoto

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 = 3.1

ph-index = 4

Forward Citations = 51(Granted Patents)


Location History:

  • Kobe, JA (1976 - 1977)
  • Kobe, JP (1980 - 1983)
  • Hyogo, JP (1984)
  • Osaka, JP (1994 - 2002)
  • Ibaraki, JP (1996 - 2011)
  • Settsu, JP (2011)

Company Filing History:

goldMedal8 out of 1,774 
 
Kaneka Corporation
 patents
silverMedal7 out of 698 
 
Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
 patents
bronzeMedal1 out of 109 
 
Kanegafuchi Chemical Industry Co., Ltd.
 patents

Years Active: 1976-2011

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Areas of Expertise:
Biodegradable Resin
Molded Article
Vehicle Lamp
Impact Absorbing Member
Thermoplastic Resin
Rubber-Containing Resin
Flame-Retardant Composition
High Nitrile Content
Composite Materials
Polyvinylchloride
Acrylic
Graft Polymerization
16 patents (USPTO):Explore Patents
1. 8053491 - Biodegradable resin composition and molded article of the same (2011-11-08),
2. 7973101 - Biodegradable resin composition and molded article produced from the same (2011-07-05),
3. 7919549 - Biodegradable resin composition and molded article produced from the same (2011-04-05),
4. 6450675 - Vehicle lamp composition and method of manufacturing (2002-09-17),
5. 6390538 - Impact absorbing member for vehicle interior (2002-05-21),
6. 6335399 - Thermoplastic resin composition (2002-01-01),
7. 6270615 - Method to improve thread drawing when manufacturing a vehicle lamp by using a hot plate melt-bonding method (2001-08-07),
8. 5990240 - Rubber-containing resin composition and styrene resin composition (1999-11-23),
9. 5539055 - Antistatic nonflammable resin composition (1996-07-23),
10. 5374673 - Flame-retardant resin composition (1994-12-20),
11. 5302665 - Styrene or vinyl chloride resin with glycidyl(oxy)/amido-modified (1994-04-12),
12. 4478982 - High nitrile content based resin and method of producing the same (1984-10-23),
13. 4415708 - Three stage graft polymerization process for preparing nitrile based (1983-11-15),
14. 4220734 - Impact and weather resistant composite of polyvinylchloride and acrylic (1980-09-02),
15. 4014842 - Vinyl chloride resin compositions (1977-03-29),

Title: Innovations of Yoshihiko Hashimoto

Introduction

Yoshihiko Hashimoto is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of biodegradable materials, holding a total of 16 patents. His work focuses on developing environmentally friendly resin compositions that exhibit excellent physical properties.

Latest Patents

Hashimoto's latest patents include innovative biodegradable resin compositions and molded articles. One of his notable inventions aims to provide a resin composition that excels in impact resistance, tensile elongation characteristics, heat resistance, and surface properties. This composition is produced by mixing a specific plasticizer with a biodegradable polymer derived from plant sources. Another patent discloses a resin composition that utilizes a plant-derived biodegradable polymer, which actively fixes carbon dioxide, enhancing its environmental benefits.

Career Highlights

Throughout his career, Yoshihiko Hashimoto has worked with notable companies such as Kaneka Corporation and Kanegafuchi Kagaku Kogyo Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in developing advanced materials.

Collaborations

Hashimoto has collaborated with esteemed colleagues, including Kenji Nishimoto and Shigeki Yasunaga. Their combined efforts have furthered research and development in the field of biodegradable materials.

Conclusion

Yoshihiko Hashimoto's innovative work in biodegradable resin compositions showcases his commitment to sustainability and environmental responsibility. His contributions continue to influence the development of eco-friendly materials in various industries.

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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