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For the Inventor, By the Inventor

Hyogo, Japan

Yasuhiro Oshino

USPTO Granted Patents = 24

Average Co-Inventor Count = 3.4

ph-index = 6

Forward Citations = 323(Granted Patents)


Location History:

  • Hyogo, JP (1991 - 1997)
  • Okayama-ken, JP (1999)
  • Ihara, JP (1999)
  • Hiroshima, JP (1995 - 2003)

Company Filing History:

goldMedal24 out of 1,165 
 
Daicel Chemical Industries, Ltd.
 patents

Years Active: 1991-2003

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24 patents (USPTO):Explore Patents
1. 6576692 - Epoxidized block copolymer, its production, and its composition (2003-06-10),
2. 5959062 - Polymer alloy and a composition therefrom (1999-09-28),
3. 5925695 - Curable composition, a cured article therefrom, an asphalt emulsion, an (1999-07-20),
4. 5840809 - Epoxidized block copolymer, its production, and its composition (1998-11-24),
5. 5684115 - (Co)polycarbonate composition containing boric acid and a basic catalyst (1997-11-04),
6. 5663278 - (Co)polycarbonate and process for producing the same (1997-09-02),
7. 5658978 - (Co)polycarbonate and borate composition (1997-08-19),
8. 5610262 - Process for producing polycarbonate (1997-03-11),
9. 5548041 - Process for producing polycarbonate (1996-08-20),
10. 5498688 - Two-step process for the preparation of a (co)polycarbonate by (1996-03-12),
11. 5494992 - (Co)polycarbonate and process for producing the same (1996-02-27),
12. 5489665 - Process for producing polycarbonate (1996-02-06),
13. 5468836 - Process for the preparation of polycarbonate (1995-11-21),
14. 5466774 - (Co) Polycarbonate and process for producing the same (1995-11-14),
15. 5434227 - Process for producing polycarbonate (1995-07-18),

Title: The Innovative Contributions of Yasuhiro Oshino

Introduction: Yasuhiro Oshino, a prominent inventor based in Hyogo, Japan, has made significant strides in the field of polymer science. With an impressive portfolio of 24 patents, his work focuses on advanced polymer materials, particularly epoxidized block copolymers.

Latest Patents: Among Yasuhiro Oshino's latest innovations is a patent for an epoxidized block copolymer composition. This invention involves an epoxidized block copolymer (E) created through the epoxidation of a block copolymer (C), which contains a polymer block (A) primarily made of a vinyl aromatic hydrocarbon compound and a polymer block (B) consisting mainly of a conjugated diene compound or its hydrogenated derivative (D). Key properties of the epoxidized block copolymer include a hydroxyl to epoxy molar ratio ranging from 0.001 to 0.1, a gel content of no more than 5% by weight, and a chloride ion content not exceeding 7 ppm. Additionally, he has developed a polymer alloy composed of a polyester resin with a specified acid value, an epoxidized diene-based block copolymer, and unvulcanized rubber, along with related compositions for tire manufacturing.

Career Highlights: Yasuhiro Oshino's inventive journey culminated at Daicel Chemical Industries, Ltd., a leading company in the chemistry and materials sector. His commitment to innovation has positioned him as a key player in enhancing polymer applications.

Collaborations: Throughout his career, Yasuhiro has collaborated with esteemed colleagues such as Tatsuya Kanno and Yutaka Fukuda, contributing to a dynamic environment that fosters collaborative innovation and research.

Conclusion: Yasuhiro Oshino stands out as a vital contributor to the field of polymer science. His inventive solutions, particularly in the area of epoxidized block copolymers, highlight his dedication to advancing material properties and applications. As a recognized inventor, his work continues to influence and inspire advancements within the industry.

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