Mark C Petropoulos

Title: Innovations by Mark C. Petropoulos – A Pioneer in Digital Offset Lithography

Introduction

Mark C. Petropoulos, based in Ontario, NY, is an esteemed inventor with an impressive portfolio of 29 patents. His groundbreaking work primarily revolves around digital offset lithography printing systems, where he has developed innovative methods to enhance printing quality and efficiency. His contributions have significantly impacted the industry, especially through the precision control of fountain solution application.

Latest Patents

Among his latest patents is a method and system to infer fountain solution thickness from diagnostic images produced at various fountain solution control parameters. This technology allows for the accurate determination of fountain solution amounts used in digital offset lithography, enhancing the print quality by analyzing the density of solids, halftones, and backgrounds. The system evaluates various control parameters to determine the optimal level of fountain solution, thereby minimizing errors associated with excessive or insufficient amounts.

Another noteworthy patent from Petropoulos is the method and system for indirect measurement of fountain solution using variable laser power. This innovation utilizes optical density measurements of halftone or solid patches against laser current levels to indirectly estimate the fountain solution's thickness. By incorporating variable current signals to adjust the laser imaging system, the method allows for precise control over fountain solution application, further optimizing the printing process.

Career Highlights

Mark C. Petropoulos's career is strongly affiliated with Xerox Corporation, where he has continued to push the boundaries of printing technology. His extensive experience and deep understanding of lithography processes have led to numerous innovations that are utilized in modern printing systems today. His commitment to research and development at Xerox has solidified his reputation as a leading inventor in the field.

Collaborations

Throughout his career, Petropoulos has collaborated with notable colleagues such as Stanley J. Pietrzykowski, Jr. and Mark S. Thomas. Together, they have worked on various projects that have propelled advancements in printing technology, enabling more efficient and high-quality print outputs.

Conclusion

Mark C. Petropoulos's innovative contributions to the field of digital offset lithography have established him as a significant figure in the industry. His latest patents reflect a deep commitment to improving printing processes and enhancing the quality of printed materials. As he continues to develop new technologies, Petropoulos remains at the forefront of innovation within the printing sector, inspiring future advancements in the art of printing.