This inventor holds 1 USPTO granted patent. Top assignees: Kitz Sct Corporation, Tokyo Electron Limited. 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: Innovations by Yoshifumi Hoshino
Introduction
Yoshifumi Hoshino is a notable inventor based in Gunma, Japan. He has made significant contributions to the field of substrate processing technology. His work focuses on improving the efficiency and cleanliness of vacuum processing systems.
Latest Patents
Hoshino holds a patent for a gate valve, substrate processing apparatus, and substrate processing method. This invention enhances the airtightness and cleanliness of vacuum processing chambers and preliminary chambers. The gate valve features faces that connect to these chambers, utilizing annular sealing members to ensure a secure fit around substrate loading and unloading ports. The design includes sealing channels and a gas circulation channel, which work together to maintain optimal conditions within the processing environment. He has 1 patent to his name.
Career Highlights
Throughout his career, Hoshino has worked with prominent companies in the industry. He has been associated with Kitz Sct Corporation and Tokyo Electron Limited. His experience in these organizations has contributed to his expertise in substrate processing technologies.
Collaborations
Hoshino has collaborated with various professionals in his field, including Kaito Suzuki. These partnerships have allowed him to further develop his innovative ideas and enhance his contributions to the industry.
Conclusion
Yoshifumi Hoshino's work in substrate processing technology showcases his commitment to innovation and improvement in vacuum processing systems. His patent reflects his dedication to enhancing the efficiency and cleanliness of these critical technologies.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile