This inventor holds 2 USPTO granted patents. Top assignee: Shionogi Company Limited. Active years: 2002-2006.
Company Filing History:
Years Active: 2002-2006
Title: Takashi Ohya: Innovator in Chemical Processes
Introduction
Takashi Ohya is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of chemistry, particularly in the development of synthetic processes and novel compounds. With a total of 2 patents, his work continues to influence the industry.
Latest Patents
Ohya's latest patents include a synthetic process and crystal form of condensed imidazopyridine derivatives. This invention provides a process for creating a compound of the formula (I), where R is heteroaryl or similar, and ring A is a heteroalicyclic group. The process involves reacting a compound of the formula (II) in the presence of a sulfinic acid salt and an acid or a salt with an organic base. Additionally, he has developed a novel crystal form of 2-(3-isoxazolyl)-3,6,7,9-tetrahydroimidazo[4,5-d]pyrano[4,3-b]pyridine phosphate monohydrate. Another significant patent focuses on the process for producing optically active chromene derivatives.
Career Highlights
Ohya is currently employed at Shionogi Company Limited, where he applies his expertise in chemical processes. His work has been instrumental in advancing the company's research and development initiatives.
Collaborations
Some of his notable coworkers include Toshiro Konoike and Shoji Shinomoto. Their collaborative efforts contribute to the innovative environment at Shionogi Company Limited.
Conclusion
Takashi Ohya's contributions to the field of chemistry through his patents and work at Shionogi Company Limited highlight his role as a significant inventor. His innovative processes and compounds continue to pave the way for advancements in the industry.