Company Filing History:

12 out of 1,587

Teijin Limited

patents

2 out of 2

Teijin-metton Kabushiki Kaisha

Years Active: 1980-2003

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6547644 - Polishing pad (2003-04-15),

2. 6117521 - Concrete formwork (2000-09-12),

3. 5338800 - Plural liquid pack type heat-curable resin composition and process for (1994-08-16),

4. 5304612 - Plural liquid pack type heat curable polyisocyanate-glycidyl acrylate (1994-04-19),

5. 5242637 - Process for the production of composite molded articles (1993-09-07),

6. 5223598 - Plural liquid pack type, heat-curable polyisocyanate-polyol-polyepoxy (1993-06-29),

7. 5115074 - Epoxy compound, precursor thereof, production processes thereof, use of (1992-05-19),

8. 4933082 - Gas-permeable laminate (1990-06-12),

9. 4759780 - Apparatus for concentrating a gas, especially oxygen, from a gaseous (1988-07-26),

10. 4644046 - Ultrathin film, process for production thereof, and use thereof for (1987-02-17),

11. 4493714 - Ultrathin film, process for production thereof, and use thereof for (1985-01-15),

12. 4449992 - Heat-and-moisture exchanger (1984-05-22),

13. 4406673 - Ultrathin solid membrane, process for production thereof, and use (1983-09-27),

14. 4393113 - Novel silicon-containing copolymer, ultrathin solid membrane composed of (1983-07-12),

15. 4220563 - Heat-curable and solvent-soluble ester group-containing polymer (1980-09-02),

Title: The Innovative Contributions of Takeyoshi Yamada

Introduction

Takeyoshi Yamada is a prominent inventor based in Iwakuni, Japan. He has made significant contributions to the field of materials science and engineering, holding a total of 15 patents. His work primarily focuses on innovative solutions for construction and manufacturing processes.

Latest Patents

One of Yamada's latest patents is a polishing pad designed for various applications. Additionally, he has developed a unique concrete formwork that is an integrally molded article made from a crosslinked polymer. This formwork is created by mixing two monomer solutions, which undergo polymerization and crosslinking in a mold. The formwork features a rectangular plate with specific dimensions, including a longitudinal length of 1,000-4,000 mm and a lateral length that is 1/2-1/10 of the longitudinal length. The reverse surface of the plate is designed with a frame and crosspiece ribs, enhancing its structural integrity. Furthermore, the formwork includes small reinforcing ribs that contribute to its overall strength and durability.

Career Highlights

Throughout his career, Takeyoshi Yamada has worked with notable companies such as Teijin Limited and Teijin-Metton Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Yamada has collaborated with talented individuals in his field, including Hiroyuki Umetani and Shizuka Kurisu. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Takeyoshi Yamada's contributions to innovation in materials science and engineering are noteworthy. His patents and collaborations reflect his commitment to advancing technology in construction and manufacturing. His work continues to inspire future generations of inventors and engineers.

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