Company Filing History:
4 out of 10 
1 out of 5 
1 out of 1 Years Active: 1996-1999
Title: The Innovative Contributions of David A. Scher
Introduction
David A. Scher is a notable inventor based in Groveland, MA (US). He has made significant contributions to the field of silk-screen printing, particularly in the preparation and manufacturing processes of silk-screens. With a total of 6 patents to his name, Scher's work has advanced the techniques used in printing halftones, especially in multi-color processes.
Latest Patents
One of Scher's latest patents is a process for the preparation of silk-screens for use in printing halftones. This invention provides an apparatus and process that ensures the mesh of a silk-screen is positioned at the optimal angle relative to the screen frame. This angle is crucial for minimizing or localizing moiré effects during the printing process. The apparatus includes a stretching mechanism that allows for precise adjustments, ensuring that the fabric is tensioned correctly and adhered to the screen frames at the desired angles.
Another significant patent involves a method for providing the mesh of a silk screen at an angle specifically for printing halftones on compact discs. This innovation allows for the silk-screens to be rotatably positioned in a carrier, facilitating the determination of the optimal angle for each color to be printed. The screens are treated with photosensitive emulsion and processed to ensure high-quality prints with minimal moiré.
Career Highlights
Throughout his career, David A. Scher has worked with various companies, including Autoroll Machine Company, LLC and Autoroll Machine Corporation. His experience in these organizations has contributed to his expertise in silk-screen printing technologies. Scher's innovative approaches have not only enhanced the quality of printed materials but have also streamlined the manufacturing processes involved.
Collaborations
David A. Scher has collaborated with notable individuals in his field, including William M. Karlyn and Robert E. Wesinger. These partnerships have likely fostered a creative environment that has led to the development of his innovative patents.
Conclusion
David A. Scher's contributions to silk-screen printing technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the complexities involved in the printing process, making him a significant figure in the industry.