This inventor holds 1 USPTO granted patent. Top assignee: Sumitomo Metal Mining., Ltd.. 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: Tatsuya Hanafusa: Lithium Metal Composite Oxide Production
Introduction
Tatsuya Hanafusa is an inventor associated with Sumitomo Metal Mining Co., Ltd., in Niihama, Japan. His patent work includes a method for producing lithium metal composite oxide.
Latest Patents
Hanafusa is named on 1 patent, titled “Method for Producing Lithium Metal Composite Oxide.” The method charges a material into a rotary-cylinder heating facility, rotates the cylinder while supplying oxygen-containing gas, and moves and heats the material before discharging it. The material is either a mixture of a metal composite compound and a lithium compound or a reactant formed from them. The patent specifies an average movement distance of at least 13 meters for the material’s surface layer and a heating-region temperature of 700 to 900°C.
Career Highlights
The patent reflects work on a controlled heating process for producing lithium metal composite oxide. Hanafusa’s listed company affiliation is Sumitomo Metal Mining Co., Ltd.
Collaborations
The available information connects Hanafusa’s patent activity with Sumitomo Metal Mining Co., Ltd. It does not identify additional collaborators.
Conclusion
Tatsuya Hanafusa’s documented invention focuses on rotary-cylinder heating conditions for producing lithium metal composite oxide, with his patent activity associated with Sumitomo Metal Mining Co., Ltd.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile