Location History:
- Ichihara, JP (1983 - 1992)
- Ube, JP (2007 - 2010)
- Yamaguchi, JP (2003 - 2013)
Company Filing History:
19 out of 1,432 
1 out of 1,037 
1 out of 232 
Years Active: 1983-2013
Title: Innovations in Pharmaceutical Chemistry: The Contributions of Takashi Harada
Introduction: Takashi Harada, a prominent inventor based in Yamaguchi, Japan, has made significant strides in the field of pharmaceutical chemistry. With 24 patents to his name, his work primarily focuses on the synthesis of quinazoline derivatives, which have crucial applications in medicinal chemistry.
Latest Patents: Harada's recent innovations include a groundbreaking patent for the "Process for producing quinazolin-4-one derivative." This process entails reacting an anthranilic acid derivative with a formic acid derivative in the presence of an ammonium carboxylate to yield a quinazolin-4-one compound. Another noteworthy patent details the "Process for producing 4-aminoquinazoline compound," which involves the reaction of quinazolin-4-one or its derivatives with a chlorinating agent, followed by a reaction with an amine compound, effectively advancing the field of drug development.
Career Highlights: Over the course of his career, Takashi Harada has been associated with Ube Industries, Inc., where he has contributed to various projects that harness his expertise in chemical processes and product development. His innovative approaches have led to improved methodologies in the synthesis of complex pharmaceutical compounds.
Collaborations: Throughout his career, Harada has collaborated with esteemed colleagues such as Yoshihiro Kusuki and Shigeyoshi Nishino. Together, they have worked on enhancing the efficacy of pharmaceutical compounds, reflecting a strong commitment to advancing chemical research and fostering innovation in their field.
Conclusion: Takashi Harada's contributions to the development of quinazoline derivatives have had a substantial impact on pharmaceutical chemistry. With his innovative processes and collaborations, he continues to pave the way for advancements that resonate within the drug development landscape. His extensive patent portfolio underscores his role as a leading inventor dedicated to enhancing the efficiency of chemical synthesis in the industry.