Nobuhiro Usui

This inventor holds 60 USPTO granted patents and 3 published patent applications, plus 7 CIPO patents, primarily in Thermoplastic Molding (CPC class 2642). Top assignees: Sumitomo Chemical Company, Limited, Hosokawa Seisakusho Co., Ltd.. Active years: 1989-2015.

USPTO Granted Patents = 60 (Patent Applications = 3)

% Patents Active = 86.7

CIPO Patents = 7 (Patent Applications = 2)

Average Co-Inventor Count = 3.0

ph-index = 15

Forward Citations = 591(Granted Patents)

Forward Citations (Not Self Cited) = 540(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Osaka, JP (1991 - 2003)
Takatsuki, JP (1989 - 2008)
Ichihara, JP (2006 - 2015)

Company Filing History:

60 out of 6,957

Sumitomo Chemical Company, Limited

patents

2 out of 6

Hosokawa Seisakusho Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1989-2015

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Areas of Expertise:

Polypropylene Resin

Foamed Article

Multilayer Molded

Thermoplastic Resin

Molding Apparatus

Hollow Container

Compression Molding

Synthetic Resin

Skin Material

Fiber Reinforced

Air-Bag Cover

Mold Production

60 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9187610 - Polypropylene resin composition and foamed article produced therefrom (2015-11-17),

2. 7442436 - Thermoplastic resin-molded article and a process for producing the same (2008-10-28),

3. 7235206 - Mold for producing a multilayer molded article and a method for producing a multilayer molded article (2007-06-26),

4. 7014907 - Multilayer molded articles (2006-03-21),

5. 6846169 - Mold for producing a multilayer molded article and a method for producing a multilayer molded article (2005-01-25),

6. 6790020 - System for producing foamed article, a molten resin preparing apparatus and a molding apparatus for use in foamed article production system (2004-09-14),

7. 6713139 - Hollow foamed polyolefinic resin container (2004-03-30),

8. 6685875 - Foamed thermoplastic resin molding and process for producing the same (2004-02-03),

9. 6660195 - Process for producing a skin material-laminated foamed thermoplastic resin molding (2003-12-09),

10. 6616879 - Methods for producing multilayer molded articles (2003-09-09),

11. 6579488 - Process for producing a thermoplastic resin molded article (2003-06-17),

12. 6565795 - Process for producing a thermoplastic resin-molded article (2003-05-20),

13. 6521073 - Process for producing multilayer molded article (2003-02-18),

14. 6506335 - Mold for production of hollow thermoplastic resin molded article, and process for production of hollow thermoplastic resin molded article using the same (2003-01-14),

15. 6497838 - Process for producing a hollow foamed polyolefinic resin container (2002-12-24),

Title: The Innovative Journey of Inventor Nobuhiro Usui

Introduction: Nobuhiro Usui, a renowned inventor hailing from Takatsuki, Japan, has left a lasting impact on the world of inventions with his remarkable contributions. With an impressive portfolio of 60 patents, Usui's work embodies a perfect blend of creativity and technical precision.

Latest Patents:

1. Polypropylene resin composition and foamed article produced therefrom: Usui's cutting-edge polypropylene resin composition offers a unique combination of propylene homopolymer and ethylene-α-olefin copolymer components. This composition, tailored for injection foam molding, showcases his ingenuity in material science.

2. Thermoplastic resin-molded article and a process for producing the same: Usui's inventive approach involves fusing thermoplastic resin functional members with foamed sheets, particularly designed for interior automobile parts. This patent highlights his expertise in creating efficient and durable thermoplastic molded articles.

Career Highlights: Usui has made significant contributions to companies such as Sumitomo Chemical Company, Limited, and Hosokawa Seisakusho Co., Ltd. His innovative solutions and technical expertise have played a crucial role in advancing the product development and manufacturing processes within these organizations.

Collaborations: Throughout his career, Usui has collaborated with industry experts such as Masahito Matsumoto and Takahisa Hara. These partnerships have enriched his work, fostering a culture of innovation and collective expertise in the field of materials engineering.

Conclusion: Nobuhiro Usui's exceptional talent and dedication to innovation have solidified his reputation as a trailblazer in the world of inventions. His patents not only reflect his technical prowess but also serve as an inspiration for future generations of inventors. Usui's impact will continue to shape the landscape of materials science and product design for years to come.