Company Filing History:
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Years Active: 2008-2015
Title: Koji Hataya: Innovator in Semiconductor and Battery Technology
Introduction
Koji Hataya is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of semiconductor devices and lithium-ion battery technology. With a total of 3 patents to his name, Hataya's work focuses on enhancing the performance and efficiency of electronic components.
Latest Patents
Hataya's latest patents include innovations in porous silicon particles and complex porous silicon particles, which are suitable for negative electrode materials in lithium-ion batteries. These inventions achieve high capacity and excellent cycling characteristics. The porous silicon particles are formed by the joining of multiple silicon microparticles, featuring an average particle diameter ranging from 0.1 μm to 1000 μm. They possess a three-dimensional network structure with continuous gaps and an average porosity of 15 to 93%. Additionally, the complex porous silicon particles are characterized by containing a compound of silicon and composite elements, also with an average particle diameter of 0.1 μm to 1000 μm.
Another notable patent involves a semiconductor device designed to suppress current collapse while preventing dielectric breakdown voltage and gain from lowering. This device is capable of high-voltage operation and aims to realize an ideal high output. The design includes a buffer layer made of a first GaN-based semiconductor, a carrier traveling layer made of a second GaN-based semiconductor, and a carrier supplying layer made of a third GaN-based semiconductor.
Career Highlights
Throughout his career, Koji Hataya has worked with notable companies, including NEC Corporation. His experience in these organizations has contributed to his expertise in semiconductor and battery technologies.
Collaborations
Hataya has collaborated with esteemed colleagues such as Tatsuo Nakayama and Hironobu Miyamoto. These partnerships have further enriched his innovative endeavors and research.
Conclusion
Koji Hataya's contributions to semiconductor and battery technology highlight his role as a leading inventor in these fields. His patents reflect a commitment to advancing technology for better performance and efficiency.