Fuminobu Kitayama

This inventor holds 18 USPTO granted patents and 8 published patent applications and 8 EPO patents. Top assignee: Kaneka Corporation. Active years: 2003-2026.

USPTO Granted Patents = 18 (Patent Applications = 8)

% Patents Active = 83.3

EPO Patents = 8 (Patent Applications = 21)

Average Co-Inventor Count = 2.3

ph-index = 1

Forward Citations = 2(Granted Patents)

Location History:

Kobe, JP (2003)
Takasago, JP (2013 - 2018)
Hyogo, JP (2017 - 2021)
Settsu, JP (2021)
Osaka, JP (2023)

Company Filing History:

18 out of 1,768

Kaneka Corporation

patents

Years Active: 2003-2026

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12552893 - Graft copolymer and resin film (2026-02-17),

2. 11845820 - Resin composition and dope for use in film production by solution casting (2023-12-19),

3. 11198783 - Dope for producing film and film production method (2021-12-14),

4. 11066544 - Optical resin composition and molded article (2021-07-20),

5. 10933614 - Resin composition, and molded article and film thereof (2021-03-02),

6. 10745505 - Graft copolymer and acrylic resin composition containing same (2020-08-18),

7. 10598822 - Optical resin material and optical film (2020-03-24),

8. 10597525 - Resin composition and film thereof (2020-03-24),

9. 10578773 - Optical resin composition and film (2020-03-03),

10. 10479886 - Optical resin composition and film (2019-11-19),

11. 10392463 - Acrylic resin composition, and molded product and film made from same (2019-08-27),

12. 10184019 - Optical thermoplastic resin and formed body (2019-01-22),

13. 10174191 - Resin material and film thereof (2019-01-08),

14. 10035888 - Non-birefringent resin material and film (2018-07-31),

15. 9803078 - Optical resin composition and film (2017-10-31),

Title: Fuminobu Kitayama: Innovator in Resin Film Production

Introduction

Fuminobu Kitayama is a prominent inventor based in Hyogo, Japan. He has made significant contributions to the field of resin compositions and film production technologies. With a total of 18 patents to his name, Kitayama's work has advanced the capabilities of materials used in various applications.

Latest Patents

One of Kitayama's latest patents involves a resin composition designed for producing resin films through solution casting. This innovative resin composition includes a methacrylic polymer that exhibits excellent heat resistance and facilitates a high evaporation rate of solvents during the casting process. The methacrylic polymer is a copolymer that contains a methyl methacrylate unit and at least one drying-accelerating comonomer unit, boasting a glass transition temperature of 110° C. or higher. Additionally, he has developed a dope for producing films that contain an acrylic-based resin and a core-shell type graft copolymer, ensuring minimal turbidity during the solution casting method.

Career Highlights

Fuminobu Kitayama is currently employed at Kaneka Corporation, where he continues to innovate and develop new materials. His expertise in resin technology has positioned him as a key figure in the advancement of film production methods.

Collaborations

Throughout his career, Kitayama has collaborated with notable colleagues, including Haruki Koyama and Nobuyoshi Maizuru. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Fuminobu Kitayama's contributions to resin film production and his innovative patents highlight his role as a leading inventor in the field. His work continues to influence advancements in material science and film technology.