Location History:
- Yokohama, JP (1989 - 1993)
- Kanagawa, JP (1994)
- Machida, JP (1992 - 1998)
- Tokyo, JP (2009 - 2012)
- Mie, JP (2015)
Company Filing History:
7 out of 2,346 
4 out of 499 
1 out of 305 
Years Active: 1989-2015
Title: Eiji Hattori: Innovator in Chemical Engineering
Introduction
Eiji Hattori is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of chemical engineering, holding a total of 11 patents. His work focuses on innovative methods and devices that enhance efficiency and performance in various applications.
Latest Patents
One of Hattori's latest patents is a method for producing tetrahydrofuran. This invention involves feeding raw material 1,4-butanediol containing gamma butyrolactone to a reaction tank. A dehydration cyclization reaction is performed in the presence of a homogeneous acid catalyst, resulting in the production of tetrahydrofuran. The process includes introducing a gas containing tetrahydrofuran, gamma butyrolactone, and water into a heat exchanger. The condensate obtained from the heat exchanger has a specific concentration ratio of gamma butyrolactone, enhancing the efficiency of the production process.
Another notable patent is related to a phosphor and a light-emitting device using the same. This phosphor exhibits high luminous efficiency and emits light in the orange to red spectrum with high luminance. The invention allows for the creation of light-emitting devices, illumination apparatuses, and image displays that possess excellent color rendering properties.
Career Highlights
Eiji Hattori has worked with notable companies such as Mitsubishi Chemical Corporation and Mitsubishi Kasei Corporation. His experience in these organizations has contributed to his expertise in chemical processes and innovations.
Collaborations
Hattori has collaborated with esteemed colleagues, including Yasuo Oguri and Naoto Kijima. Their joint efforts have further advanced the field of chemical engineering and innovation.
Conclusion
Eiji Hattori's contributions to chemical engineering through his patents and collaborations highlight his role as a significant innovator in the industry. His work continues to influence advancements in production methods and light-emitting technologies.
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.