This inventor holds 6 USPTO granted patents and 5 published patent applications and 2 EPO patents. Top assignees: Olympus Corporation, Nimura Genetic Solutions Co., Ltd., Perak State Development Corporation. Active years: 2012-2024.
Company Filing History:
6 out of 8,298 
3 out of 4 
3 out of 3 Years Active: 2012-2024
Title: Ryutaro Akiyoshi: Innovator in iPS Cell Technology
Introduction
Ryutaro Akiyoshi is a prominent inventor based in Hachioji, Japan. He has made significant contributions to the field of regenerative medicine, particularly in the development of induced pluripotent stem (iPS) cell technologies. With a total of 6 patents to his name, Akiyoshi's work is paving the way for advancements in medical research and therapies.
Latest Patents
Akiyoshi's latest patents include innovative methods related to iPS cells. One notable patent is a selection method of iPS cells, which involves a reprogramming process to culture cells with various combinations of initializing factors labeled with luminescent genes. This method allows for the acquisition of photon numbers per unit area or time for each luminescent gene. The process judges whether the acquired photon number exceeds a predetermined threshold, enabling the selection of specific cells for further processes. Another significant invention is related to firefly luciferase derived from a Malaysian firefly, which has a maximum luminescent wavelength of 557 nm at pH 8. This luciferase induces luminescence with an intensity 1.5 times greater than that of traditional firefly luciferase.
Career Highlights
Throughout his career, Akiyoshi has worked with notable companies such as Olympus Corporation and Nimura Genetic Solutions Co., Ltd. His experience in these organizations has contributed to his expertise in the field of biotechnology and stem cell research.
Collaborations
Akiyoshi has collaborated with esteemed colleagues, including Hirobumi Suzuki and Katsunori Ogo. These partnerships have fostered a collaborative environment that enhances innovation and research in iPS cell technology.
Conclusion
Ryutaro Akiyoshi is a key figure in the advancement of iPS cell technology, with a focus on innovative selection methods and luminescent proteins. His contributions are vital to the future of regenerative medicine and therapeutic applications.