Location History:
- Kitakyushu, JP (2005 - 2007)
- Hiroshima, JP (2010 - 2011)
Company Filing History:
4 out of 166 
1 out of 1 
1 out of 1 Years Active: 2005-2011
Title: Kunihiko Yamanaka: Innovator in Hemodialysis Technology
Introduction
Kunihiko Yamanaka is a prominent inventor based in Hiroshima, Japan. He has made significant contributions to the field of hemodialysis technology, holding a total of 4 patents. His work focuses on improving the efficiency and effectiveness of blood filtration and dialysis processes.
Latest Patents
One of his latest patents is a hemodialyzer capable of intermittent repetition of infusion and water removal operation. This invention provides a hemodiafiltration apparatus that can easily and efficiently remove medium to large molecule solutes at a low cost. The apparatus utilizes a hemodialyzer with a hollow yarn membrane, allowing for forceful back-filtration of dialysis fluid from the dialysis fluid circuit to the blood circuit. This process is characterized by the repeated intermittent operation of fluid flux and reflux, enhancing the overall efficiency of hemodialysis.
Another notable patent is for a single needle hemodiafiltration apparatus. This device includes circuits for blood supply and return to the patient, along with a dialysis fluid supply system. It features a controller that coordinates the flow of blood and dialysis fluid, ensuring effective filtration and back-filtration operations.
Career Highlights
Kunihiko Yamanaka has worked with several companies, including JMS Co., Ltd. and Kitakyushu Institute of Biophysics Co., Ltd. His experience in these organizations has contributed to his expertise in the development of advanced hemodialysis technologies.
Collaborations
Throughout his career, Yamanaka has collaborated with notable colleagues such as Sung-Teh Kim and Katsunori Masaoka. These partnerships have fostered innovation and advancements in the field of biophysics and hemodialysis.
Conclusion
Kunihiko Yamanaka's contributions to hemodialysis technology have significantly impacted the medical field. His innovative patents and collaborative efforts continue to enhance the efficiency of blood filtration processes.