Company Filing History:
8 out of 85 
1 out of 6,858 
1 out of 48 Years Active: 1978-1999
Title: The Innovative Contributions of Fred Mast from Wil, CH
Introduction
Fred Mast, an accomplished inventor based in Wil, Switzerland, has made significant strides in the field of optical technologies. With a total of 10 patents to his name, he has demonstrated a profound understanding of both the theoretical and practical aspects of optical reproduction systems and measurement tools.
Latest Patents
Among his latest innovations, Fred has developed an advanced Optical Reproduction System. This system features an even number of reflecting surfaces—such as four—that create an image rotated 90 degrees in relation to the object. The design ensures that the incoming and outgoing optical axes are aligned along the same straight line, providing exceptional image quality.
Another groundbreaking invention is his Measuring Head, specifically designed for the manual determination of photometric data. This device incorporates an optical illuminating device with an innovative aspherical mirror. The mirror features a groove with an elliptical segment cross-section that surrounds an axis of rotational symmetry. The measuring optics are adept at capturing the light reflected from the measuring spot, producing a round measuring spot on an ellipse, which is achieved using a combination of a spherical/cylindrical lens and two glass rods with crossed cylindrical surfaces.
Career Highlights
Fred's career is marked by his associations with influential companies in the industry. Notably, he has worked at Gretag Aktiengesellschaft and Ciba-Geigy Corporation, where he honed his skills and contributed to significant advancements in optical technology. His background affords him a rich perspective, blending practical experience with innovative thinking.
Collaborations
Throughout his career, Fred has collaborated with notable individuals, including Jean A. Knus and Kurt Ehrat. These partnerships have allowed him to share ideas and innovate collectively, further enhancing his work's impact within the field.
Conclusion
Fred Mast's journey as an inventor highlights a commitment to innovation and excellence in optical technologies. With his valuable contributions and extensive patent portfolio, he continues to inspire future developments in the industry. His impressive background and collaborations serve as a testament to his dedication and talent as an inventor.