Company Filing History:
2 out of 55 
1 out of 1 Years Active: 1999-2002
Title: The Innovations of Junichi Yasuoka
Introduction
Junichi Yasuoka is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of chemistry, particularly in the development of purine derivatives. With a total of three patents to his name, Yasuoka's work showcases his expertise and innovative spirit.
Latest Patents
One of Yasuoka's latest patents involves purine derivatives having a cyclopropane ring. This patent describes a purine derivative represented by a specific formula, where various groups and atoms are defined, including hydrogen, halogen, and alkoxy groups. The patent also outlines a process for preparing these compounds, highlighting their potential applications in various chemical processes.
Career Highlights
Throughout his career, Junichi Yasuoka has worked with prominent companies such as Sumika Fine Chemicals Co., Ltd. and Sumika Fire Chemicals Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in chemical research and development.
Collaborations
Yasuoka has collaborated with notable colleagues, including Taketo Hayashi and Akito Nishiura. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Junichi Yasuoka's contributions to the field of chemistry through his patents and collaborations demonstrate his commitment to innovation. His work continues to influence the development of new chemical compounds and processes.