Location History:
- Adelaide, AU (1979 - 1984)
- Malvern, AU (1976 - 1991)
Company Filing History:
3 out of 77 
2 out of 507 
2 out of 90,631 
Years Active: 1976-1991
Title: Innovations of Josef Matkan in Electrostatic Proofing
Introduction
Josef Matkan, a prolific inventor based in Malvern, Australia, has made significant contributions to the field of electrophotography with a total of 14 patents to his name. His innovative methods have transformed conventional processes in producing multicolor proofs, paving the way for advancements in printing technologies.
Latest Patents
Among his noteworthy inventions, Matkan’s latest patents include innovative processes for electrostatic proofing of negative color separations. The first patent describes a unique image reversal process that enables the production of electrophotographic color proofs from negative separation films. This method utilizes a reusable photoconductive recording member and allows for proofs that closely match the final printed sheet, enhancing both efficiency and quality in printing processes.
In another patent titled the "Method of Electrostatic Color Proofing," Matkan outlines a procedure for creating positive multicolor proofs. This involves charging a photoconductor, exposing it to a negative film, and transferring toning the latent image through virtual contact with a donor member that carries an electrostatically deposited toner layer. The method allows for multiple images to be formed from successive film negatives, enabling precise replication of colors on the printing stock.
Career Highlights
Throughout his career, Josef Matkan has worked with notable companies such as Coulter Systems Corporation and Moore Business Forms, Inc. His experience in these organizations has greatly influenced his innovations in the printing and color proofing industry, allowing him to refine his techniques and contribute to cutting-edge technologies.
Collaborations
Matkan has collaborated with other talented individuals in his field. Notable coworkers include Manfred R. Kuehnle and Kenneth D. Fraser, with whom he has shared insights and knowledge, further contributing to advancements in the art of electrostatic proofing.
Conclusion
Josef Matkan's inventive processes in electrostatic proofing illustrate his deep understanding of electrophotography and his commitment to enhancing printing technologies. With his 14 patents and contributions to color proofing, he continues to be a significant figure in the field, shaping the future of printing methods and innovations.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.