Tetsuo Masubuchi

This inventor holds 14 USPTO granted patents and 2 published patent applications and 7 EPO patents. Top assignees: Asahi Kasei Kabushiki Kaisha, Asahi Kasei Chemicals Corporation, Asahi Kasei Kogyo Kabushiki Kaisha. Active years: 1987-2026.

USPTO Granted Patents = 14 (Patent Applications = 2)

% Patents Active = 85.7

EPO Patents = 7 (Patent Applications = 7)

Average Co-Inventor Count = 1.8

ph-index = 6

Forward Citations = 165(Granted Patents)

Location History:

Kanagawa, JP (2002 - 2003)
Kawasaki, JP (1987 - 2006)
Tokyo, JP (2012 - 2014)

Company Filing History:

7 out of 993

Asahi Kasei Kabushiki Kaisha

patents

3 out of 510

Asahi Kasei Chemicals Corporation

patents

2 out of 1,297

Asahi Kasei Kogyo Kabushiki Kaisha

patents

4. 1 out of 5

Asahi Kasei Kogyo Kabushiki

patents

5. 1 out of 834,411

Other

patents

Years Active: 1987-2026

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12655245 - Polycarbonate diol composition (2026-06-16),

2. 12304992 - Curable composition and synthetic leather (2025-05-20),

3. 8686107 - Polycarbonate diol (2014-04-01),

4. 8318890 - Polycarbonate diol (2012-11-27),

5. 8168728 - Polycarbonate diol with ease of reaction stabilization (2012-05-01),

6. 7005495 - Polycarbonate diol having high proportion of primary terminal OH (2006-02-28),

7. 6872797 - Copolycarbonate diol and thermoplastic polyurethane obtained therefrom (2005-03-29),

8. 6537472 - Process for producing a cushioning article (2003-03-25),

9. 6476129 - Thermoplastic elastomer composition with superior oil resistance (2002-11-05),

10. 6472442 - Grasping parts (2002-10-29),

11. 6316068 - Elastomer composition (2001-11-13),

12. 6176510 - Air bag cover containing a block copolymer polypropylene resin blend (2001-01-23),

13. 6106011 - Air bag cover from hydrogenated block copolymer mixture and polyolefin (2000-08-22),

14. 4673714 - Olefin hydrogenation catalyst, process for hydrogenating polymers with (1987-06-16),

Title: Tetsuo Masubuchi: Innovator in Curable Compositions and Synthetic Leather

Introduction

Tetsuo Masubuchi is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of materials science, particularly in the development of curable compositions and synthetic leather. With a total of 14 patents to his name, Masubuchi's work has had a lasting impact on various industries.

Latest Patents

One of Masubuchi's latest patents involves a curable composition that includes a polycarbonate diol. This polycarbonate diol comprises repeating units represented by specific formulas, with a terminal hydroxy group. Notably, 60-100 mol % of the repeating units are represented by certain formulas, ensuring a high terminal primary OH ratio of 95% or higher. This innovative composition is designed to enhance the properties of synthetic leather, making it more durable and versatile.

Career Highlights

Throughout his career, Tetsuo Masubuchi has worked with notable companies, including Asahi Kasei and Asahi Kasei Chemicals Corporation. His expertise in materials science has allowed him to contribute to various projects that push the boundaries of technology and innovation.

Collaborations

Masubuchi has collaborated with esteemed colleagues such as Mitsuhiro Tanaka and Eizaburou Ueno. These partnerships have fostered a creative environment that has led to groundbreaking advancements in their respective fields.

Conclusion

Tetsuo Masubuchi's contributions to the field of curable compositions and synthetic leather exemplify his innovative spirit and dedication to advancing technology. His work continues to influence the industry, paving the way for future developments.