Location History:
- Ibaraki, JP (2002)
- Ushiku, JP (2004)
Company Filing History:
1 out of 1,714 
1 out of 31 
Years Active: 2002-2004
Title: Ryuichi Shimokawa: Innovator in Solar Cell Technology
Introduction
Ryuichi Shimokawa is a prominent inventor based in Ushiku, Japan. He has made significant contributions to the field of solar cell technology, holding 2 patents that showcase his innovative approaches to photovoltaic devices.
Latest Patents
One of his latest patents is a method of manufacturing a solar cell. This method involves interposing an intermediate layer containing p-type or n-type impurity between a silicon thin film and a support substrate. The process includes heating all or part of the structure to a temperature that allows the impurity in the intermediate layer to diffuse into the silicon thin film, thereby forming a high-concentration impurity layer. Another notable patent is for a photovoltaic device that consists of a semiconductor substrate with an n-type diffusion layer region and a p-type diffusion layer region formed adjacent to each other on the light-receiving surface. This device also includes electrodes connected to the diffusion layers and an adhesive layer containing an inorganic binder and a filler.
Career Highlights
Ryuichi Shimokawa has worked with esteemed organizations such as the National Institute of Advanced Industrial Science and Technology and the Agency of Industrial Science & Technology, Ministry of International Trade & Industry. His work in these institutions has allowed him to advance his research and development in solar technology.
Collaborations
He has collaborated with notable individuals in his field, including Hidetaka Takato, which has further enriched his contributions to solar cell innovations.
Conclusion
Ryuichi Shimokawa's work in solar cell technology exemplifies his commitment to innovation and advancement in renewable energy. His patents reflect a deep understanding of semiconductor technology and its applications in photovoltaic devices.