This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignees: Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.v., Osram Opto Semiconductors Gmbh. Active years: 2012-2019.
Company Filing History:
3 out of 4,917 
2 out of 1,832 
Years Active: 2012-2019
Title: The Innovations of Hans-Christoph Eckstein
Introduction
Hans-Christoph Eckstein is a notable inventor based in Jena, Germany. He has made significant contributions to the field of optical elements and semiconductor technology. With a total of 3 patents, his work has had a considerable impact on various projection applications.
Latest Patents
Eckstein's latest patents include an electromagnetic radiation-scattering element and a method of manufacturing the same. This invention relates to an electromagnetic optical element that scatters radiation in a diffuse manner. Such optical elements can be utilized in nearly all projection applications, including front and rear projection, display applications, and cinema screens. The surface of the claimed optical element features a non-repeating and irregular surface profile. Elevations are formed that achieve a phase shift greater than two and a half times the longest wavelength used. Additionally, the elevations have a lateral extension that is greater than five times the longest wavelength used. The individual elevations are continuous in three spatial axial directions and are devoid of edges, ledges, and fissures.
Another significant patent is for an edge emitting semiconductor laser. This device includes a semiconductor body with a wave guide area that comprises several layers, including a lower cover layer, a lower wave guide layer, an active layer for generating laser radiation, an upper wave guide layer, and an upper cover layer. The wave guide area also features at least one structured laser radiation scattering area, which minimizes scattering losses for a lateral base laser radiation mode compared to higher laser modes.
Career Highlights
Eckstein has worked with prominent organizations, including the Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. and Osram Opto Semiconductors GmbH. His experience in these companies has allowed him to develop and refine his innovative ideas in the field of optics and semiconductors.
Collaborations
Throughout his career, Eckstein has collaborated with notable colleagues, including Uwe Zeitner and Wolfgang Schmid. These partnerships have contributed to the advancement of his research and inventions.
Conclusion
Hans-Christoph Eckstein's contributions to the fields of optical elements and semiconductor technology are noteworthy. His innovative patents and collaborations have significantly influenced projection applications and laser technology.