Company Filing History:

16 out of 1,165

Daicel Chemical Industries, Ltd.

where one patent can have more than one assignee

Years Active: 1978-2010

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7683212 - Methods for producing acetic acid (2010-03-23),

2. 7678940 - Process for producing carboxylic acid (2010-03-16),

3. 7476761 - Process for producing acetic acid (2009-01-13),

4. 5914428 - Process for preparation of isocyanate compounds (1999-06-22),

5. 5789614 - Process for preparation of aliphatic diisocyanate compounds (1998-08-04),

6. 5391821 - Process for producing carboxylic acids (1995-02-21),

7. 5214203 - Process for producing carboxylic acids (1993-05-25),

8. 5091563 - Process for preparing .alpha.-phenylpropionic acid derivative (1992-02-25),

9. 5089650 - Process for producing carbonic acid ester (1992-02-18),

10. 4996357 - Process for preparing acetic acid (1991-02-26),

11. 4843172 - Process for preparing .alpha.-phenylpropionic acid derivative (1989-06-27),

12. 4735749 - Production of acetyl compound (1988-04-05),

13. 4625058 - Preparation of an oxy-acetyl compound (1986-11-25),

14. 4603020 - Preparation of acetyl compounds (1986-07-29),

15. 4567305 - Process for continuous hydroformylation of allyl alcohol (1986-01-28),

Title: The Innovative Journey of Hidetaka Kojima

Introduction

Hidetaka Kojima, an accomplished inventor based in Himeji, Japan, has made significant contributions to the field of chemical engineering. With a total of 16 patents to his name, Kojima's innovations focus on methods for producing vital chemical compounds, such as acetic acid and carboxylic acids. His work has the potential to enhance production efficiencies while minimizing by-products, showcasing his commitment to sustainable practices in the chemical industry.

Latest Patents

Kojima's latest patents include groundbreaking methodologies that address key challenges in the production of essential chemicals. One significant patent details a method for producing acetic acid by continuously reacting methanol with carbon monoxide using a specialized catalyst. This innovative approach allows for high production rates while maintaining a low concentration of undesirable by-products, specifically acetaldehyde. Additionally, his process for producing purified carboxylic acids employing multiple distillation columns demonstrates his expertise in separation techniques, ensuring purity while reducing harmful components like hydrogen halide in the final product.

Career Highlights

Throughout his career, Hidetaka Kojima has worked with prominent companies in the chemical industry, primarily Daicel Chemical Industries, Ltd. and Kuraray Co., Ltd. His tenure at these organizations has enabled him to develop and refine his innovative ideas, leading to impactful advancements in chemical processing techniques.

Collaborations

Kojima has collaborated with notable professionals in the field, including Yasutaka Tanaka and Hiroshi Koyama. These partnerships have fostered a stimulating environment for innovation, enabling the exchange of ideas and insights that have benefited their research and development efforts.

Conclusion

Hidetaka Kojima's impressive body of work and his numerous patents underscore his status as a leading inventor in the field of chemical engineering. His latest innovations reflect a deep understanding of both chemistry and production processes, setting new standards for efficiency and sustainability. As he continues to push the boundaries of knowledge, Kojima undoubtedly contributes to shaping the future of the chemical industry.

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