This inventor holds 4 USPTO granted patents. Top assignees: Mitsui Toatsu Chemicals, Incorporated, Kyowa Gas Chemical Industry Company, Ltd., Chuo Yuka Co., Ltd.. Active years: 1985-1991.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Mobara, JP (1985)
- Yokohama, JP (1989 - 1991)
Company Filing History:

Years Active: 1985-1991
Title: Innovator Spotlight: Kozo Iwasaki
Introduction
Kozo Iwasaki is a notable inventor residing in Yokohama, Japan, recognized for his significant contributions to chemical engineering and process innovation. With a portfolio of four patents, Iwasaki has demonstrated a profound understanding of various chemical processes, particularly in the production and treatment of methacrylic acid and its derivatives.
Latest Patents
Iwasaki's latest innovations include two impactful patents. The first patent, titled Quenching Process of Reaction Product Gas Containing Methacrylic Acid, outlines a method to efficiently recover methacrolein and/or methacrylic acid from a catalytic oxidation byproduct. This process involves the strategic use of a quench column, where the reaction product gas is introduced through a double-wall pipe for effective contact with a cooling condensate. Significantly, temperature control within the quench column prevents the deposition of terephthalic acid and similar compounds, enhancing recovery efficiency.
The second patent, Method for the Prevention of Post Oxidation of Methacrolein, presents a novel approach to inhibit the oxidation of methacrolein immediately after its production. This innovation employs a mixture of inert gas or recirculated reaction gas along with air to effectively manage the reaction product gas, ensuring stability and maximizing yield.
Career Highlights
Iwasaki has lent his expertise to prominent companies in the chemical industry, including Mitsui Toatsu Chemicals, Incorporated and Kyowa Gas Chemical Industry Company, Ltd. His work in these organizations has not only contributed to the advancement of chemical manufacturing processes but has also set a benchmark for efficiency and safety in the industry.
Collaborations
In his career, Iwasaki has collaborated with esteemed professionals in the field, notably Morimasa Kuragano and Katsuji Yoguchi. These collaborations have spurred innovative approaches to complex chemical processes, fostering a spirit of teamwork and creative problem-solving.
Conclusion
Kozo Iwasaki's contributions to chemical engineering through his patents exemplify the spirit of innovation. His commitment to developing efficient and effective processes has significantly impacted the chemical industry, making him a prominent figure in the field. As he continues to innovate, the potential for future advancements remains promising.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile