Company Filing History:
Years Active: 2015-2023
Title: Innovations by Inventor Chunhai Wang
Introduction
Chunhai Wang is a notable inventor based in Pleasanton, California, with an impressive portfolio of five patents. His contributions to the field of optical systems and surface defect inspection have made significant impacts in various industries, particularly in the realm of precision engineering.
Latest Patents
Among his latest inventions, Chunhai Wang has developed an apparatus and method for rotating an optical objective. This innovative dark-field optical system includes a rotational objective lens assembly, designed to optimize the collection of light from samples within a specific numerical aperture. This system features a dark-field objective lens with strategically positioned entrance and exit apertures, allowing for enhanced imaging capabilities. The incorporation of a multi-angle illumination subsystem enables the sample to be illuminated from various azimuth angles, providing flexibility in optical analysis.
In addition, his patent for surface defect inspection with large particle monitoring and laser power control highlights methods for reducing illumination intensity during the scanning of large particles. This system is equipped to identify large particles within the measurement path and intelligently adjusts the illumination power to ensure accurate assessments without interference from larger contaminants.
Career Highlights
Chunhai Wang has worked with renowned companies in the tech industry, including KLA-Tencor Corporation and KLA Corporation. His role at these organizations has allowed him to apply his innovative thinking and technical expertise to develop groundbreaking solutions in optical and materials inspection technologies.
Collaborations
During his career, Chunhai Wang has collaborated with esteemed colleagues, including Chunsheng J. Huang and Shouhong Tang. These partnerships have enabled him to leverage diverse skill sets and knowledge, further enhancing the innovation process and leading to the development of his patented technologies.
Conclusion
Chunhai Wang exemplifies the spirit of innovation through his diligent work and inventive contributions in the field of optical systems. His patented technologies not only advance current methodologies but also pave the way for future developments in inspection and imaging systems. As he continues to push the boundaries of technology, Chunhai Wang remains an influential figure within the engineering community.