Location History:
- Iwaki, JP (1994 - 1997)
- Fukushima, JP (1997 - 2007)
Company Filing History:
2 out of 128 
1 out of 137 
1 out of 327 
Years Active: 1994-2007
Title: Hajime Hoshi: Innovator in Chemical Processes
Introduction
Hajime Hoshi is a notable inventor based in Fukushima, Japan. He has made significant contributions to the field of chemical processes, holding a total of 5 patents. His work focuses on innovative methods for the preparation and purification of chemical compounds.
Latest Patents
Hajime Hoshi's latest patents include a process for the preparation of 5-[(4-chlorophenyl)methyl]-2,2-dimethylcyclopentanone. This compound is produced through a method that involves the preparation of cyclic esters. The process entails the depolymerization of an aliphatic polyester in the presence of a specific polyalkylene glycol ether. This ether has a boiling point of 230-450°C and a molecular weight of 150-450. The method allows for the formation of a homogeneous solution phase, which is then heated to produce the cyclic ester. The cyclic ester is subsequently recovered from the distillate, showcasing Hoshi's innovative approach to chemical synthesis.
Career Highlights
Throughout his career, Hajime Hoshi has worked with prominent companies such as Kureha Chemical Industry Company, Limited and Kureha Kagaku Kogyo K.K. His experience in these organizations has contributed to his expertise in chemical processes and patent development.
Collaborations
Hajime Hoshi has collaborated with notable colleagues, including Kazuhiko Sunagawa and Satoru Kumazawa. These partnerships have likely enhanced his research and development efforts in the field of chemistry.
Conclusion
Hajime Hoshi is a distinguished inventor whose work in chemical processes has led to multiple patents and innovative methods. His contributions continue to impact the field positively.
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.