This inventor holds 3 USPTO granted patents. Top assignee: Sumitomo Precision Products Co., Ltd.. Active years: 2005-2007.
Location History:
- Yawata, JP (2005)
- Amagasaki, JP (2007)
Company Filing History:
Years Active: 2005-2007
Title: Hiroaki Kouno: Innovator in Semiconductor Technology
Introduction
Hiroaki Kouno is a prominent inventor based in Yawata, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His innovative approaches have led to advancements in etching methods and cleaning techniques for semiconductor manufacturing.
Latest Patents
Kouno's latest patents include a method for etching a silicon substrate and an etching apparatus. This method achieves fast etching speeds while ensuring that the etched structures have smooth and perpendicular wall surfaces. In this process, a constant electric power is applied to the silicon substrate to provide a bias potential. A mixture of SF gas and fluorocarbon gas is utilized, with specific steps designed for dry etching and protective layer formation. Another notable patent involves a cleaning method that effectively removes grease components and silicon micro pieces from semiconductor manufacturing equipment. This method employs XeF gas produced by sublimation in a vacuum atmosphere, significantly accelerating cleaning and etching speeds.
Career Highlights
Hiroaki Kouno is currently employed at Sumitomo Precision Products Co., Ltd. His work at this esteemed company has allowed him to focus on developing innovative solutions for the semiconductor industry. His expertise in etching and cleaning methods has positioned him as a key figure in advancing semiconductor manufacturing processes.
Collaborations
Kouno has collaborated with notable coworkers, including Tokiko Kanayama and Yoshiyuki Nozawa. Their combined efforts have contributed to the successful development of new technologies in the semiconductor field.
Conclusion
Hiroaki Kouno's contributions to semiconductor technology through his innovative patents and collaborative efforts have made a significant impact on the industry. His work continues to influence advancements in manufacturing processes, showcasing the importance of innovation in technology.