This inventor holds 2 USPTO granted patents. Top assignee: Nikon Corporation. Active years: 2003.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2003
Title: Chia-Yu Ai: Innovator in Wavefront Sensing Technology
Introduction
Chia-Yu Ai is a prominent inventor based in Tucson, AZ, known for his contributions to wavefront sensing technology. He holds 2 patents that focus on improving the measurement of distorted energy beams, which are crucial in various optical applications.
Latest Patents
His latest patents include a "Multi-lens array of a wavefront sensor for reducing optical interference and method thereof." This invention provides a wavefront sensor designed to determine the characteristics of an incoming distorted energy beam. The sensor features a multi-lens array and a beam detector, such as a CCD camera. The multi-lens array focuses the energy beam into multiple focal spots, creating a diffraction pattern on the CCD camera. This invention aims to eliminate or significantly reduce cross talk or interference when measuring the intensity of the focal spots. The resulting data allows for a better understanding of the incoming energy beam's characteristics.
Another significant patent is the "Apparatus and method for measuring a wavefront using a screen with apertures adjacent to a multi-lens array." This invention also focuses on determining characteristics of an incoming distorted energy beam, such as tilt angle and degree of focus. The sensor includes a multi-lens array, a screen with apertures, and a beam detector. The screen is strategically positioned to allow portions of the energy beam to pass through while blocking others. This setup enables precise measurements of the incoming wavefront's local tilt angle and degree of focus.
Career Highlights
Chia-Yu Ai is currently employed at Nikon Corporation, where he continues to innovate in the field of optical technology. His work has significantly advanced the capabilities of wavefront sensors, making them more effective in various applications, including semiconductor manufacturing.
Collaborations
Chia-Yu Ai collaborates with Takeshi Asami, contributing to the development of cutting-edge technologies in wavefront sensing.
Conclusion
Chia-Yu Ai's innovative work in wavefront sensing technology has made a substantial impact on the field. His patents reflect a commitment to enhancing optical measurement techniques, which are essential for various industrial applications.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile