Location History:
- Belecke, DE (1976 - 1978)
- Warstein, DE (1985)
Company Filing History:
Years Active: 1976-1985
Title: Hartmut Dulken: Innovator in Electrophotographic Technology
Introduction
Hartmut Dulken is a notable inventor based in Belecke, Germany. He has made significant contributions to the field of electrophotographic technology, holding a total of six patents. His work focuses on innovative materials and methods that enhance the performance of electrophotographic recording systems.
Latest Patents
Dulken's latest patents include a dual-layer electrophotographic recording material. This invention comprises a conductive substrate with a first photoconductive selenium layer containing halogen, and a second photoconductive selenium layer containing arsenic. The first photoconductive layer also contains arsenic, which improves the material's functionality. Another significant patent involves the vapor deposition of photoconductive selenium onto a metallic substrate. This process creates an electrophotographic image carrier by depositing an intermediate layer on an electrically conductive substrate, followed by vapor-depositing an inorganic photoconductive layer while carefully controlling the substrate temperature.
Career Highlights
Dulken's career is marked by his innovative approach to electrophotographic materials. His patents reflect a deep understanding of the materials involved and their applications in imaging technology. He has consistently pushed the boundaries of what is possible in this field, contributing to advancements that benefit various industries.
Collaborations
Throughout his career, Dulken has collaborated with notable colleagues such as Gottfried Guder and Karl-Heinz Kassel. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Hartmut Dulken's contributions to electrophotographic technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in imaging technology, showcasing the importance of innovation in driving progress.