Location History:
- Osaka, JP (2017)
- Fukuoka, JP (2021)
Company Filing History:
2 out of 989 
1 out of 7 
1 out of 13 Years Active: 2017-2021
Title: Isao Maruyama: Innovator in Hydrogen Storage Technology
Introduction
Isao Maruyama is a notable inventor based in Fukuoka, Japan. He has made significant contributions to the field of hydrogen storage technology, holding two patents that showcase his innovative approach to energy solutions. His work focuses on developing materials and methods that enhance the efficiency of hydrogen storage and release.
Latest Patents
Maruyama's latest patents include a carbon-based hydrogen storage material with autocatalytic capability and a method for producing this material. The objective of this invention is to provide a hydrocarbon compound that can release hydrogen in a non-endothermic or exothermic manner. The production method involves preparing a hydrocarbon compound, subjecting it to ion beam irradiation, and performing annealing treatment under specific conditions. This innovative approach aims to create a hydrogen storage material that exhibits autocatalytic activity.
Another significant patent involves an electronic state calculation method and device. This invention provides a systematic approach to calculating the electronic state of materials using a set of operation models. The method optimizes the operation model to achieve a self-consistent solution for the effective Hamiltonian of an electron system, ultimately leading to the calculation of the exact electronic state.
Career Highlights
Isao Maruyama has worked at prestigious institutions such as Osaka University and Fukuoka Institute of Technology. His academic and research background has played a crucial role in his development as an inventor. His work has contributed to advancements in materials science and energy storage technologies.
Collaborations
Throughout his career, Maruyama has collaborated with notable colleagues, including Koichi Kusakabe and Gagus Ketut Sunnardianto. These collaborations have enriched his research and expanded the impact of his inventions.
Conclusion
Isao Maruyama is a prominent figure in the field of hydrogen storage technology, with innovative patents that address critical energy challenges. His contributions continue to influence advancements in materials science and energy efficiency.