This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Dowa Thermotech Co., 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: Minoru Fujiwara and Vacuum Carburizing Technology.
Introduction
Minoru Fujiwara is an inventor associated with Aichi, Japan, and Dowa Thermotech Co., Ltd. His patent work concerns vacuum carburizing equipment and treatment methods.
Latest Patents
Fujiwara is credited with 1 patent: “Vacuum Carburizing Furnace and Vacuum Carburizing Treatment Method.” The invention describes a furnace with a heating chamber for vacuum carburizing a workpiece and a charging port located at the bottom of the chamber.
Career Highlights
Fujiwara’s listed invention focuses on furnace design and workpiece charging in vacuum carburizing processes. He is associated with Dowa Thermotech Co., Ltd.
Collaborations
His listed coworkers include Daiki Shibata and Masao Kanayama.
Conclusion
Minoru Fujiwara’s patent reflects his contribution to vacuum carburizing technology through a furnace design that places the workpiece charging port at the bottom of the heating chamber.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile