Location History:
- Osaka, JP (1981 - 1994)
- Sennan, JP (1984 - 1995)
Company Filing History:
11 out of 12 
6 out of 80 
2 out of 3 
Years Active: 1981-1995
Title: Hajime Hiratani: Innovator in Biochemical Patents
Introduction
Hajime Hiratani is a prominent inventor based in Sennan, Japan. He has made significant contributions to the field of biochemistry, particularly in the development of modified superoxide dismutase and secretory immunoglobulin A preparations. With a total of 18 patents to his name, Hiratani's work has had a substantial impact on medical and pharmaceutical applications.
Latest Patents
Hiratani's latest patents include a process for producing modified superoxide dismutase. This innovative method allows for the production of a modified superoxide dismutase with a high and constant modification ratio in a shortened reaction period. The process involves reacting a polymeric carbonyldiimidazole derivative with superoxide dismutase in a specific buffer solution at controlled temperatures. The resulting modified superoxide dismutase exhibits a suitably prolonged blood half-life, making it valuable for therapeutic applications.
Another notable patent is the process for producing secretory immunoglobulin A preparations. This method ensures that the preparations are substantially free from viruses. The process involves heating secretory immunoglobulin A or subjecting it to a reaction with tri-n-butyl phosphate and a surfactant, followed by polymerization and precipitation of contaminants. This innovation enhances the safety and efficacy of immunoglobulin A preparations.
Career Highlights
Hajime Hiratani has worked with several reputable companies, including Japan Chemical Research Co., Ltd. and JCR Pharmaceuticals Co., Ltd. His experience in these organizations has allowed him to refine his expertise in biochemical research and patent development.
Collaborations
Hiratani has collaborated with notable colleagues such as Koichiro Nakanishi and Toyohiko Nishimura. These partnerships have contributed to the advancement of his research and the successful development of his patented processes.
Conclusion
Hajime Hiratani's contributions to the field of biochemistry through his innovative patents have established him as a key figure in the industry. His work continues to influence the development of therapeutic solutions, showcasing the importance of innovation in science and medicine.
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.