Location History:
- Hitachinaka, JP (2015)
- Tokyo, JP (2017 - 2023)
Company Filing History:
3 out of 1,134 
2 out of 2,874 
Years Active: 2015-2025
Title: Masumi Shirai: Innovator in Electron Beam Observation Technology
Introduction
Masumi Shirai is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of electron beam observation technology. With a total of 5 patents, her work focuses on enhancing the accuracy and efficiency of defect inspection devices and electron beam observation systems.
Latest Patents
Masumi Shirai's latest patents include a correction coefficient calculation device, correction coefficient calculation method, and correction coefficient calculation program. These innovations aim to improve defect inspection by calculating a machine difference correction coefficient. This coefficient corrects discrepancies in feature amounts between devices. Additionally, she has developed an electron beam observation device, an electron beam observation system, and an image correcting method. This method calculates a correction factor for image correction in electron beam observation devices, ensuring reduced differences between individual devices.
Career Highlights
Throughout her career, Masumi Shirai has worked with notable companies such as Hitachi High-Tech Corporation and Hitachi-High-Technologies Corporation. Her experience in these organizations has allowed her to refine her skills and contribute to groundbreaking technologies in her field.
Collaborations
Masumi has collaborated with esteemed colleagues, including Kei Sakai and Osamu Komuro. These partnerships have fostered innovation and have been instrumental in her research and development efforts.
Conclusion
Masumi Shirai's contributions to electron beam observation technology and defect inspection devices highlight her role as a leading inventor in her field. Her innovative patents and collaborations continue to influence advancements in technology.