Location History:
- Ichihara, JP (1981 - 1986)
- Ube, JP (1991 - 2005)
Company Filing History:
9 out of 1,432 
2 out of 18 
1 out of 1 Years Active: 1981-2005
Title: The Innovative Journey of Noboru Kakeya
Introduction
Noboru Kakeya, an esteemed inventor based in Ube, Japan, has made significant contributions to the field of chemistry. With a remarkable portfolio of 9 patents, Kakeya has demonstrated his expertise and passion for innovation, particularly in the production processes of various chemical compounds.
Latest Patents
Kakeya's latest patents showcase his inventive brilliance. One notable patent is the "Process for Production of Biphenyltetracarboxylic Acid Tetraesters." This innovative production process introduces a method characterized by multiple steps, including the parallel mixing of phthalic acid diester and a palladium compound-containing catalyst to form a starting mixture. The process further involves a continuous or intermittent supply of this mixture to a reactor, where oxidative dimerization occurs within a specified temperature range while molecular oxygen is introduced. The procedure also entails the continuous or intermittent removal of the reaction mixture, highlighting Kakeya's advancements in chemical engineering.
Another significant invention is the "ω-hydroxy-(ω-3)-ketonitrile," represented by the formula NC(CH₂)ₙ–CO–(CH₂)₃OH, where n ranges from 7 to 11. This compound exemplifies Kakeya's creativity in developing chemical substances with potential applications.
Career Highlights
Throughout his career, Kakeya has collaborated with prominent companies, including Ube Industries, Inc. and Soda Aromatic Co., Ltd. His experience in these organizations has enriched his knowledge and skills, turning him into a notable figure in his industry.
Collaborations
Kakeya has had the privilege of working alongside talented coworkers such as Hiroshi Yoshida and Masanori Kashiwagi. These collaborations have fostered an environment of creativity and innovation, allowing for the exchange of ideas and expertise.
Conclusion
Noboru Kakeya's journey as an inventor highlights his dedication to advancing chemical processes. With a total of 9 patents to his name and notable collaborations, he has proven to be an influential figure in the field. His innovative thinking and commitment to enhancing production methods continue to pave the way for future developments in chemistry.