Location History:
- Bunkyo-ku, JP (2018)
- Tokyo, JP (2017 - 2023)
- Japan, JP (2023)
Company Filing History:
7 out of 1,290 
4 out of 19,769 
2 out of 2 Years Active: 2017-2023
Title: Shigeo Maruyama: Innovator in Carbon Nanotube Technology
Introduction: Shigeo Maruyama, based in Tokyo, Japan, is a prominent inventor known for his significant contributions to the field of carbon nanotube technology. With an impressive portfolio of seven patents, Maruyama's innovations focus on enhancing the performance and efficiency of light-transmitting electrodes and solar cells.
Latest Patents: Among his latest inventions are a light-transmitting electrode that employs a carbon nanotube film and a novel method for producing this electrode. This innovation features high electrical conductivity and exceptional electron blocking performance. Additionally, he has developed a solar cell capable of achieving high energy conversion efficiency at a low cost. The production method he introduced includes vapor depositing a metal oxide film on the carbon nanotube film, which contains specific metals from groups 4, 5, or 6 of the periodic table. Another patent showcases a laminated structure that stabilizes the properties of a single-walled carbon nanotube by protecting its surface with various substances, thus enhancing its functionality.
Career Highlights: Maruyama has collaborated with esteemed institutions such as the University of Tokyo and Denso Corporation, where he has honed his expertise in material science and nanotechnology. His inventive approach and commitment to research have allowed him to make strides in the development of cutting-edge technologies.
Collaborations: Throughout his career, Maruyama has worked alongside notable researchers like Kehang Cui and Rong Xiang. Their collaborative efforts have contributed to a deeper understanding of carbon nanotube characteristics and applications, paving the way for future innovations in the field.
Conclusion: Shigeo Maruyama's contributions to the field of carbon nanotube technology highlight his role as a leading inventor in the industry. With a focus on enhancing solar energy efficiency and the development of innovative materials, Maruyama continues to inspire future generations of inventors and researchers. His work represents a significant step forward in the quest for sustainable energy solutions.