Location History:
- Ibaraki, JP (1992)
- Ami, JP (1990 - 1993)
Company Filing History:
2 out of 28 
1 out of 546 Years Active: 1990-1993
Title: Mitsunobu Shimazu: Innovator in Microbial Biotechnology
Introduction
Mitsunobu Shimazu is a notable inventor based in Ami, Japan, recognized for his contributions to microbial biotechnology. He holds three patents that focus on innovative methods for treating microorganism cells and producing essential amino acids. His work has significant implications for industrial applications, particularly in the production of L-threonine.
Latest Patents
Shimazu's latest patents include a method of treating microorganism cells containing tryptophanase, which involves heat-treating these cells in the presence of an ammonium ion. This method selectively inhibits pyruvic acid decomposition activity, enhancing the efficiency of microbial processes. Another significant patent details a method for producing L-threonine, which utilizes enzymatic reactions involving L- or DL-aspartic acid in the presence of a biotin-requiring microorganism. This innovative approach allows for high yields of L-threonine production without the need for cumbersome operations like medium sterilization, making it a cost-effective solution for industrial applications.
Career Highlights
Throughout his career, Shimazu has worked with prominent organizations, including the Research Association for Utilization of Light Oil and Mitsubishi Petrochemical Company Limited. His experience in these institutions has contributed to his expertise in microbial biotechnology and patent development.
Collaborations
Shimazu has collaborated with notable colleagues such as Hideaki Yukawa and Masato Terasawa, further enhancing his research and innovation in the field.
Conclusion
Mitsunobu Shimazu's work in microbial biotechnology and his innovative patents have made a significant impact on the industry. His methods for treating microorganism cells and producing L-threonine demonstrate his commitment to advancing biotechnological applications.
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.