Location History:
- Gelnhausen, DE (1990 - 2004)
- Gelnhausen-Meerholz, DE (2006)
Company Filing History:
4 out of 997 
2 out of 2,544 
1 out of 393 
Years Active: 1990-2006
Title: Gerhard Johner: Innovator in Printing Technology
Introduction
Gerhard Johner is a notable inventor based in Gelnhausen, Germany. He has made significant contributions to the field of printing technology, holding a total of 7 patents. His innovative designs and solutions have enhanced the efficiency and effectiveness of printing processes.
Latest Patents
Johner's latest patents include a unique packing for a sheet-guiding cylinder in a processing machine. This invention is particularly relevant for printing and varnishing machines that utilize multiple sheet-guiding cylinders. The packing features an outer detachable layer with enhanced ink repellent characteristics, which significantly reduces wear on the cylinder. The layered structure includes a flexible backing material, a coating of molybdenum or tungsten carbide/cobalt, and a sealing layer made from polysiloxanes. Additionally, the surface profile of the packing is designed with cones that have rounded tips to minimize contact with the sheets being printed.
Another notable patent involves a process for producing a chemical-resistant protective layer for a rotary body made from fiber-reinforced plastic. This process begins with applying a coating of hard rubber or thermoplastic, which contains a dispersed metal or ceramic content. The coating is then ground down to create a smooth surface, followed by the application of a layer of metal and/or ceramic that serves a printing function, preferably through thermal spraying.
Career Highlights
Throughout his career, Gerhard Johner has worked with prominent companies in the printing industry, including Man Roland Druckmaschinen AG and Heidelberger Druckmaschinen AG. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in printing technology.
Collaborations
Johner has collaborated with several professionals in the field, including Martin Endisch and Markus Kirst. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in printing.
Conclusion
Gerhard Johner's contributions to the printing industry through his patents and collaborations highlight his role as an influential inventor. His innovative solutions continue to shape the future of printing technology.