Company Filing History:
1 out of 2 
2 out of 832,718 Years Active: 1976-1977
Title: Ernst E Schumacher: Innovator in Multicolor Printing Technologies
Introduction
Ernst E Schumacher is a notable inventor based in Frankfurt-am-Main, Germany. He has made significant contributions to the field of printing technology, particularly in the development of advanced printing inks and methods. With a total of three patents to his name, Schumacher's work has had a lasting impact on the industry.
Latest Patents
One of Schumacher's latest patents is a novel set of basic printing inks designed for producing improved color tones in multicolor printing. This set comprises four individual inks in golden-yellow, carmin, violet, and turquoise hues. Each ink has predetermined spectral intervals between their maximum density wavelengths, ensuring that the maximum density of the intermediate pair of colors is substantially equidistant from the middle of the visible color spectrum.
Another significant patent is a multicolor printing method that reproduces varicolored images on substrates with a white surface. This method utilizes inks of three primary colors: a color absorb blue (cab) which is yellow, a color absorb green (cag) which is red-violet, and a color absorb red (car) which is blue-green. The resulting printed colors have spectral density curves that match specific ranges of optical densities at characteristic wavelengths in the visible spectrum.
Career Highlights
Throughout his career, Schumacher has worked with various companies, including Druckfarbenfabrik Gebr. Schmidt GmbH. His innovative approaches to printing technology have positioned him as a key figure in the industry.
Collaborations
Schumacher has collaborated with notable individuals such as Hans Bremer and Rolf Herold. These partnerships have contributed to the advancement of his inventions and the overall development of printing technologies.
Conclusion
Ernst E Schumacher's contributions to the field of printing technology through his innovative patents and collaborations have significantly enhanced the capabilities of multicolor printing. His work continues to influence the industry today.
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.