Company Filing History:
Years Active: 1994-1995
Title: Innovations of Yoshihiro Sasada
Introduction
Yoshihiro Sasada is a notable inventor based in Takefu, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of germicidal and fungicidal agents. With a total of 2 patents, his work has had a considerable impact on various industries.
Latest Patents
Sasada's latest patents include a method for producing high purity 2,4'-dihydroxydiphenylsulfones, which are useful as developers for thermal recording paper. This innovative method allows for efficient production with high selectivity by reacting phenols and sulfuric acid in the presence of phosphonic acid or phosphinic acid. The process can be conducted without a solvent or with an aromatic hydrocarbon solvent, followed by purification using a specific mixed solvent.
Another significant patent involves a germicidal and fungicidal agent that addresses the limitations of conventional agents. This agent exhibits higher activity against Gram-negative bacteria and filamentous fungi compared to benzalkonium chloride, while also ensuring safety for human health. It is designed for various applications, including medical disinfectants and environmental sanitation, and boasts excellent resistance to discoloration and corrosion.
Career Highlights
Yoshihiro Sasada is associated with Nicca Chemical Co., Ltd., where he has been instrumental in advancing the company's research and development efforts. His innovative approaches have led to the creation of effective solutions in the field of germicidal and fungicidal products.
Collaborations
Sasada has worked alongside notable colleagues such as Masahiro Makino and Mikihiko Kurose. Their collaborative efforts have contributed to the success of various projects within the company.
Conclusion
Yoshihiro Sasada's contributions to the field of chemical engineering through his patents and innovative methods have made a lasting impact. His work continues to influence the development of effective germicidal and fungicidal agents, showcasing the importance of innovation in enhancing public health and safety.