Willy Shun Kai Bong

Title: The Innovations of Willy Shun Kai Bong

Introduction

Willy Shun Kai Bong is a notable inventor based in Niihama, Japan. He has made significant contributions to the field of lithium-ion batteries, holding a total of nine patents. His work focuses on enhancing the performance and efficiency of battery materials, which is crucial for the advancement of energy storage technologies.

Latest Patents

Bong's latest patents include a positive electrode active material for lithium-ion secondary batteries. This innovation aims to reduce positive electrode resistance and improve output characteristics. The positive electrode active material features a coating layer made of a metal composite oxide of lithium and various metal elements, including aluminum, titanium, zirconium, niobium, molybdenum, and tungsten. The specifications of this material include a d50 of 3.0 to 7.0 μm, a BET specific surface area of 2.0 to 5.0 m/g, a tap density of 1.0 to 2.0 g/cm, and an oil absorption amount of 30 to 60 ml/100 g. Additionally, the amount of metal elements other than lithium in the coating layer is maintained at 0.1 to 1.5 atom % relative to the total number of atoms of nickel, manganese, and cobalt in the composite oxide particles.

Another patent focuses on a positive electrode active material that includes lithium transition metal-containing composite oxide particles with an additive element. This material also features a coating layer of a metal composite oxide of lithium and a metal element on part of the surface of the particles. The specifications are similar to his previous patent, ensuring high performance and efficiency in lithium-ion batteries.

Career Highlights

Willy Shun Kai Bong has worked with prominent companies in the industry, including Sumitomo Metal Mining Company, Ltd. and Toyota Motor Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in battery technology.

Collaborations

Bong has collaborated with notable coworkers such as Tetsutaro Hayashi and Yuji Yamamoto. Their combined expertise has contributed to the successful development of advanced battery materials.

Conclusion

Willy Shun Kai Bong is a distinguished inventor whose work in lithium-ion battery technology has led to significant advancements in energy storage solutions. His innovative patents and collaborations highlight his commitment to improving battery performance and efficiency.