Location History:
- Kitakatsuragi-gun, JP (2001)
- Nagareyama, JP (2007)
Company Filing History:
Years Active: 2001-2007
Title: Koichi Ui: Innovator in Battery Technology and Semiconductor Films
Introduction
Koichi Ui is a prominent inventor based in Nagareyama, Japan. He has made significant contributions to the fields of battery technology and semiconductor materials. With a total of 2 patents to his name, his work continues to influence advancements in energy storage and electronic devices.
Latest Patents
One of Koichi Ui's latest patents is for a lithium polymer secondary cell. This innovative battery design includes a negative electrode made from a carbonaceous material, which is created by attaching or covering amorphous carbon on the surface of graphite particles. The battery also features an electrolyte layer and a positive electrode that contains a metal oxide with lithium as an active material. The electrolyte layer is composed of a polymer derived from vinylene carbonate, an organic solvent, and lithium salt.
Another notable patent involves the deposition of a titanium oxide film containing a dopant element on a silicon substrate. This process entails supplying a titanium compound and a dopant element in gaseous form to a heated silicon substrate. The resulting titanium oxide film exhibits a concentration of the dopant element that increases from the surface of the film to the silicon substrate.
Career Highlights
Koichi Ui is associated with Sharp Kabushiki Kaisha Corporation, where he has been instrumental in developing cutting-edge technologies. His expertise in battery systems and semiconductor materials has positioned him as a key player in the industry.
Collaborations
Throughout his career, Koichi has collaborated with notable colleagues, including Satoshi Okamoto and Tohru Nunoi. These partnerships have fostered innovation and contributed to the success of various projects.
Conclusion
Koichi Ui's contributions to battery technology and semiconductor films highlight his role as a leading inventor in Japan. His patents reflect a commitment to advancing technology and improving energy solutions.