Location History:
- Osaka, JP (1989 - 1991)
- Tochigi, JP (1991)
- Takatsuki, JP (1992)
- Gunma, JP (1992 - 1993)
- Ashikaga, JP (1997)
Company Filing History:
7 out of 439 
1 out of 3 
1 out of 832,843 Years Active: 1989-1997
Title: Takehiro Oshima: Innovator in Peptide Production
Introduction
Takehiro Oshima is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of biotechnology, particularly in the production of peptides. With a total of 7 patents to his name, Oshima's work has had a considerable impact on the industry.
Latest Patents
One of Oshima's latest patents is a process for producing peptides in E. coli. This innovative process allows for the expression of a target peptide in large quantities, accumulating the peptide in host cells as inclusion bodies. The process involves DNA encoding a KEX2 endoprotease without a C-terminal hydrophobic region. It also includes a KEX2 endoprotease produced by recombinant DNA techniques, a shortened version of the native enzyme, and a soluble KEX2 endoprotease. The patent outlines the necessary expression plasmids, transformed hosts, and the production of biologically active polypeptides using the aforementioned enzymes.
Career Highlights
Throughout his career, Oshima has worked with notable companies, including Suntory Limited. His expertise in biotechnology has positioned him as a key figure in the development of innovative processes for peptide production.
Collaborations
Oshima has collaborated with esteemed colleagues such as Shoji Tanaka and Kensaku Mizuno. These partnerships have further enhanced his research and development efforts in the field.
Conclusion
Takehiro Oshima's contributions to peptide production through his innovative processes and collaborations highlight his importance in the biotechnology sector. His work continues to influence advancements in the field, showcasing the potential of his inventions.