Rainer Hartmann

Title: Rainer Hartmann: Innovator in Optoelectronic Semiconductor Technology

Introduction

Rainer Hartmann is a notable inventor based in Wuppertal, Germany. He has made significant contributions to the field of optoelectronic semiconductor components, holding a total of five patents. His work focuses on advancing technologies that utilize electroluminescence for various applications.

Latest Patents

One of Hartmann's latest patents involves an optoelectronic semiconductor component. This invention includes a semiconductor layer sequence with a doped first layer and a doped second layer, along with an active zone designed to generate radiation through electroluminescence. The design features a side surface that extends transversely to the active zone, delimiting the semiconductor layer sequence laterally. Additionally, the component includes two electrodes for electrical contact and a cover layer that interacts directly with the first layer to create a depletion zone. This depletion zone has a lower concentration of majority charge carriers compared to the rest of the first layer, enhancing the component's functionality.

Another significant patent by Hartmann pertains to optoelectronic components and methods for producing them. This patent describes a method that involves providing a growth substrate with a structured buffer layer containing multiple openings. Semiconductor bodies are formed within these openings, allowing for innovative production techniques that improve the efficiency and effectiveness of optoelectronic components.

Career Highlights

Rainer Hartmann has worked with prominent companies in the optoelectronics industry, including Osram Opto Semiconductors GmbH and Osram OLED GmbH. His experience in these organizations has allowed him to develop and refine his expertise in semiconductor technologies.

Collaborations

Throughout his career, Hartmann has collaborated with notable colleagues such as Clemens Vierheilig and Michael Binder. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Rainer Hartmann is a distinguished inventor whose work in optoelectronic semiconductor technology has led to multiple patents and significant advancements in the field. His contributions continue to influence the development of innovative solutions in optoelectronics.