Location History:
- Sakai, JP (1981 - 2015)
- Osaka, JP (1989 - 2018)
Company Filing History:
11 out of 158 
4 out of 1,326 
2 out of 546 
Years Active: 1981-2018
Title: The Innovations of Toshikatsu Umaba
Introduction
Toshikatsu Umaba is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of polyester production, holding a total of 11 patents. His work focuses on developing innovative catalysts that enhance the efficiency of polyester manufacturing processes.
Latest Patents
One of Umaba's latest patents is a polycondensation catalyst for producing polyester and the method for producing polyester using the same. This invention provides a polycondensation catalyst that facilitates the esterification or transesterification reaction between a dicarboxylic acid or its ester-forming derivative and a glycol. The catalyst comprises particles of a solid base, which may have a coat layer of titanic acid or an inner coat layer of an oxide of elements such as silicon, aluminum, and zirconium. This innovative approach aims to improve the production process of polyester, making it more efficient and effective.
Career Highlights
Throughout his career, Toshikatsu Umaba has worked with notable companies, including Sakai Chemical Industry Co., Ltd. and Mitsubishi Jukogyo Kabushiki Kaisha. His experience in these organizations has allowed him to refine his expertise in chemical engineering and catalysis.
Collaborations
Umaba has collaborated with esteemed colleagues, including Hiromitsu Shimizu and Tadao Nakatsuji. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Toshikatsu Umaba's innovative work in polyester production and his numerous patents highlight his significant impact on the field of chemical engineering. His contributions continue to influence the industry and pave the way for future advancements.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.