Yasutaka Inubushi

This inventor holds 24 USPTO granted patents and 8 published patent applications, plus 2 CIPO patents and 22 EPO patents, primarily in Polymer Chemistry. Top assignees: Kuraray Co., Ltd., Kurray Co., Ltd., Kuraray Co., Ltd.. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasutaka Inubushi. Retrieved from https://idiyas.com/inventor/yasutaka-inubushi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 24 (Patent Applications = 8)

% Patents Active = 91.7

CIPO Patents = 2 (Patent Applications = 1)

EPO Patents = 22 (Patent Applications = 26)

Average Co-Inventor Count = 3.1

ph-index = 3

Forward Citations = 32(Granted Patents)

Location History:

Okayama, JP (2011)
Kurashiki, JP (2009 - 2024)
Tokyo, JP (2024)

Company Filing History:

Years Active: 2009-2026

Loading Chart...

Areas of Expertise:

Polyvinyl Alcohol

Multilayer Structure

Hydrogenated Polymers

Metal Complex

Adsorbent Material

Oxygen-Absorbing Resin

Copolymers

Packaging Material

Electronic Devices

Resin Composition

Molding Composition

24 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12742023 - Vinyl acetate, vinyl acetate polymer, and vinyl alcohol polymer (2026-09-22),

2. 12054606 - Polyvinyl alcohol resin film, method for discriminating polyvinyl alcohol resin film, and method for manufacturing polyvinyl alcohol resin film (2024-08-06),

3. 12018145 - Polyvinyl alcohol resin film, method for discriminating polyvinyl alcohol resin film, and method for manufacturing polyvinyl alcohol resin film (2024-06-25),

4. 11865815 - Polymethallyl alcohol resin composition and molding containing same (2024-01-09),

5. 11332567 - Copolymer of 1, 3, 7-octatriene and butadiene, hydride thereof, and method for producing said copolymer (2022-05-17),

6. 11198744 - 1,3, 7-octatriene polymer, hydride thereof, and method for producing said polymer (2021-12-14),

7. 11091578 - Copolymer of 1,3,7-octatriene and isoprene, hydride thereof, and method for producing said copolymer (2021-08-17),

8. 10647487 - Multilayer structure, method for producing same, packaging material and product including same, and protective sheet for electronic device (2020-05-12),

9. 10584282 - Electronic device and method for producing same (2020-03-10),

10. 10479055 - Multilayer structure, packaging material and product including same, and protective sheet for electronic device (2019-11-19),

11. 10414144 - Multilayer structure, method for producing same, packaging material and product including same, and protective sheet for electronic device (2019-09-17),

12. 10406787 - Multilayer structure and packaging material including same (2019-09-10),

13. 10391743 - Multilayer structure, packaging material including the same, and method for producing said multilayer structure (2019-08-27),

14. 10354560 - Multilayer label, container including the same, and method for producing container (2019-07-16),

15. 10240062 - Antistatic sheet, and packaging material and electronic device including the same (2019-03-26),

Title: Yasutaka Inubushi: Innovator in Polyvinyl Alcohol Resin Technologies

Introduction

Yasutaka Inubushi, based in Kurashiki, Japan, is a prominent inventor known for his innovations in the field of polyvinyl alcohol (PVA) resin technologies. With an impressive portfolio of 23 patents, Inubushi has significantly contributed to the development of sustainable materials that align with environmental standards.

Latest Patents

Inubushi's latest patents focus on advanced methods related to polyvinyl alcohol resin films. These include innovative approaches for discriminating between PVA films derived from bio-based ethylene versus those from fossil fuel sources. His notable patents detail a method for measuring the abundance ratio of carbon-14 in PVA, ensuring the distinction between these two origins. This advancement not only provides a framework for sustainable material production but also promotes the use of PVA films that minimize carbon dioxide emissions during biodegradation or incineration processes.

Career Highlights

Throughout his career, Inubushi has made significant strides in material science. He has worked with respected companies such as Kuraray Co., Ltd., where he developed innovative solutions for PVA films. His contributions have been pivotal in merging technology with sustainability in the plastics industry, influencing how companies approach ecological challenges.

Collaborations

Inubushi's journey has been marked by valuable collaborations with talented colleagues, including Takashi Hori and Ryoichi Sasaki. Together, they have worked on various projects, further enhancing the capability and scope of PVA resin technologies, leading to practical applications in multiple industries.

Conclusion

Yasutaka Inubushi stands out as a key figure in the realm of polyvinyl alcohol resin innovation. His extensive patent portfolio reflects a commitment to advancing sustainable materials that address pressing environmental concerns. As the industry evolves, Inubushi's work will continue to influence the future of eco-friendly technology and applications.

Profile summary based on public USPTO records.