This inventor holds 3 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Ulvac, Inc., Nihon Shinku Gijutsu Kabushiki Kaisha. Active years: 1999-2012.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1999-2012
Title: Guo Hua Shen: Innovator in Electron Beam Technology
Introduction
Guo Hua Shen is a prominent inventor based in Chigasaki, Japan. He has made significant contributions to the field of electron beam technology, holding a total of 3 patents. His work focuses on enhancing the control and efficiency of electron guns, which are crucial in various applications, including semiconductor manufacturing and materials processing.
Latest Patents
One of Guo Hua Shen's latest patents is a method of controlling electron beam focusing of a pierce-type electron gun and the control apparatus associated with it. This invention addresses the challenges posed by space charge effects and neutralizing actions within the electron gun. By implementing feedback control of the pressure within the gun, the temperature is directly measured at critical internal locations, such as the anode and flow register. This innovation ensures complete control of the electron beam, optimizing the design and stabilization of the beam-producing area.
Another notable patent is the spatter ion pump, which features a vacuum chamber with a rugged cylindrical section. This design incorporates permanent magnets and anode electrodes arranged in an axis-symmetrical configuration. The rugged cylindrical section serves as a cathode electrode, enhancing the efficiency of the pump and its ability to maintain a vacuum.
Career Highlights
Guo Hua Shen has worked with several esteemed companies throughout his career, including Ulvac, Inc. and Nihon Shinku Gijutsu Kabushiki Kaisha. His experience in these organizations has allowed him to refine his expertise in electron beam technology and contribute to groundbreaking innovations in the field.
Collaborations
Throughout his career, Guo Hua Shen has collaborated with notable individuals such as Eiichi Iijima and Tohru Satake. These partnerships have fostered a creative environment that has led to significant advancements in electron beam technology.
Conclusion
Guo Hua Shen's contributions to the field of electron beam technology are noteworthy and impactful. His innovative patents and collaborations highlight his dedication to advancing this critical area of research and development. His work continues to influence the industry and inspire future innovations.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile