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For the Inventor, By the Inventor

Sodegaura, Japan

Shinichi Kojoh

USPTO Granted Patents = 19


Average Co-Inventor Count = 5.5

ph-index = 10

Forward Citations = 272(Granted Patents)


Location History:

  • Kuga-gun, JP (2001)
  • Yamaguchi, JP (1999 - 2002)
  • Waki-cho, JP (2003)
  • Ichihara, JP (2010 - 2011)
  • Sodegaura, JP (2004 - 2012)
  • Chiba, JP (2006 - 2020)

Company Filing History:

goldMedal19 out of 1,786 
 
Mitsui Chemicals, Inc.
 patents
silverMedal1 out of 45 
 
Scg Chemicals Company Limited
 patents
where one patent can have more than one assignee

Years Active: 1999-2020

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19 patents (USPTO):Explore Patents
1. 10604643 - Ethylene copolymer composition (2020-03-31),
2. 8338557 - Olefin polymer and process for preparing the same (2012-12-25),
3. 7868097 - Hybrid polymer and method for production thereof (2011-01-11),
4. 7847021 - Aliphatic polyester resin composition containing copolymer (2010-12-07),
5. 7803888 - Olefin-based polymers and uses thereof (2010-09-28),
6. 7592403 - Ethylene polymer, preparation process thereof and molded articles of the same (2009-09-22),
7. 7566761 - Olefin polymer and process for preparing the same (2009-07-28),
8. 7488789 - Propylene copolymer, polypropylene composition, and uses thereof, transition metal compounds and catalyst for olefin polymerization (2009-02-10),
9. 7160949 - Olefin block copolymers, processes for producing the same and uses thereof (2007-01-09),
10. 7022766 - Olefin block copolymer, viscosity index improver for lubricating oils and lubricating oil composition (2006-04-04),
11. 6995229 - Polymer and process for producing the same (2006-02-07),
12. 6897176 - Olefin polymerization catalyst and process for producing olefin polymer with the catalyst (2005-05-24),
13. 6838540 - Olefin polymer and production processes thereof (2005-01-04),
14. 6753378 - Branched polyolefin, process for preparing the same, and thermoplastic resin composition containing branched polyolefin (2004-06-22),
15. 6521560 - Solid titanium catalyst component, process for preparing same, olefin polymerization catalyst containing same, and olefin polymerization process (2003-02-18),

Title: Inventor Spotlight: Shinichi Kojoh from Sodegaura, Japan

Introduction

Shinichi Kojoh, an accomplished inventor based in Sodegaura, Japan, has made significant contributions to the field of polymer chemistry. With a remarkable portfolio of 19 patents, Kojoh has focused on developing innovative materials that enhance performance and durability in various applications.

Latest Patents

Among Shinichi Kojoh's latest patents are two noteworthy inventions. The first patent describes an ethylene copolymer composition designed for pipe articles, which exhibits excellent stress crack resistance. This composition consists of ethylene and a C6-C10 α-olefin comonomer, specifically engineered to have a total density of 0.945-0.980 g/cm³ and a melt flow rate (MFR) of 0.10-0.50 g/10 min. The copolymer contains a comonomer content of 1-5% by weight, further enhancing its mechanical properties.

The second notable patent introduces an olefin polymer and the process for its preparation. This olefin polymer features a narrow molecular weight distribution with specific molecular weights and incorporates functional groups at the terminal. The innovative design allows for a tapered polymer that continuously changes in monomer composition along the polymer chain. These olefin polymers are derived from C-carbon atom olefins, exhibiting a number-average molecular weight of at least 500 and a polydispersity index (Mw/Mn) of no more than 1.5.

Career Highlights

Shinichi Kojoh has built an impressive career working with leading companies in the chemical industry. Notably, he has been associated with Mitsui Chemicals, Inc. and SCG Chemicals Company Limited. His expertise and innovative approach have allowed him to push boundaries in polymer chemistry and contribute to advancements in the field.

Collaborations

Throughout his career, Kojoh has collaborated with several talented individuals, including Norio Kashiwa and Tomoaki Matsugi. These collaborations have played a significant role in the successful development of his patents and have greatly influenced the direction of his research.

Conclusion

Shinichi Kojoh's dedication to innovation and his impressive portfolio of patents position him as a key figure in polymer research and development. His contributions are not only valuable to the companies he has worked with but also to the advancement of materials science as a whole. With ongoing innovations, Kojoh continues to shape the future of polymer applications, helping to address the ever-evolving needs of various industries.

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