This inventor holds 1 USPTO granted patent. Top assignee: Group14 Technologies, Inc.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Kunihiro Kojima: Inventor of a Silicon-Carbon Composite Particle
Introduction
Kunihiro Kojima is an inventor associated with Tokyo, Japan, and Group14 Technologies, Inc. His patent work concerns composite particles that combine carbon and silicon, materials with potential applications in advanced technologies.
Latest Patents
Kojima is credited with 1 patent: “Composite particle, method for producing the same, and applications thereof.” The invention describes a particle containing carbon material and silicon, with a carbon-and-oxygen coating layer on its surface. It specifies a true density of 1.80 to 1.99 g/cm³ and Raman and X-ray photoelectron spectroscopy characteristics, including defined relationships among measured peak intensities and elemental ratios. The patent also covers methods for producing the composite particle and its applications.
Career Highlights
Kojima’s listed patent highlights work on characterizing and producing silicon-carbon composite particles. The invention’s specified material properties provide criteria for distinguishing the composite and its surface coating.
Collaborations
Kojima’s listed coworkers include Masato Fujita and Yuji Ito. His company affiliation is Group14 Technologies, Inc.
Conclusion
Kunihiro Kojima’s patent record centers on a silicon-carbon composite particle, its production, and its potential applications.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile