Masaki Deguchi

Title: Innovations of Masaki Deguchi in Battery Technology

Introduction

Masaki Deguchi, based in Hyogo, Japan, is a prolific inventor with a remarkable portfolio of 27 patents. His work primarily revolves around advancements in battery technology, particularly non-aqueous electrolyte secondary batteries. Deguchi's inventions have significantly contributed to improving the efficiency and reliability of energy storage solutions.

Latest Patents

Among his latest patents, Deguchi has developed a non-aqueous electrolyte secondary battery that includes a positive electrode, a negative electrode, a separator, and an innovative electrolyte solution. This electrolyte solution is composed of a solvent, a solute, and a carboxylic anhydride, where the solvent consists of a carboxylic acid ester compound. Furthermore, the solute features a sulfonyl imide compound, enhancing the battery's performance.

Another significant invention by Deguchi is a non-aqueous electrolyte secondary battery, which features a negative electrode capable of electrochemically absorbing and desorbing lithium. This negative electrode contains a lithium silicate phase interspersed with silicon particles. Notably, the lithium silicate phase, which incorporates lithium, silicon, and oxygen, demonstrates an atomic ratio of oxygen to silicon (O/Si) greater than 2 but less than 4. Additionally, the electrolyte solution comprises a halogenated benzene, kept at a concentration ranging from 1 ppm to 500 ppm.

Career Highlights

Masaki Deguchi has made a name for himself in the field of battery technology through his extensive work with notable companies. He has been part of the Panasonic Corporation and Panasonic Intellectual Property Management Co., Ltd., where he has played a vital role in developing innovative battery solutions. His contributions have not only advanced the technology but have also established him as a leading figure in this sector.

Collaborations

Throughout his career, Deguchi has collaborated with esteemed colleagues, including Hiroshi Yoshizawa and Tooru Matsui. These collaborations have fostered a creative environment, leading to groundbreaking innovations in battery technology and enhancing the potential of energy storage systems.

Conclusion

Masaki Deguchi stands out as a visionary inventor in the realm of non-aqueous electrolyte secondary batteries. His 27 patents reflect his commitment to innovation and excellence in battery technology, paving the way for further advancements in the energy sector. Through collaboration with talented individuals and his experience in top-tier companies, Deguchi continues to influence the future of energy storage solutions significantly.