Location History:
- Rottach-Egern, DE (1988 - 1994)
- Munchen, DE (1994)
Company Filing History:
4 out of 182 
1 out of 1 Years Active: 1988-1994
Title: The Innovative Contributions of Alexander Hierweger
Introduction
Alexander Hierweger is a notable inventor based in Rottach-Egern, Germany. He has made significant contributions to the field of data carriers, holding a total of 5 patents. His work focuses on the development of multilayer card-shaped data carriers that enhance security and functionality.
Latest Patents
One of Hierweger's latest patents is for a multilayer card-shaped data carrier and method for producing the same. This innovative data carrier features a layer that appears black in the visible spectrum but is transparent or permeable to electromagnetic radiation outside the wavelengths of approximately 400 to 700 nanometers. The data markings, which are camouflaged by the black layer, can be detected by commercial optical readers operating in the invisible wavelength spectrum. Another significant patent involves a multilayer identity card that showcases an outer color layer of a first color and an inner color layer of a second color. This design allows for identity cards to be written on in multiple colors, enhancing their usability and security.
Career Highlights
Throughout his career, Hierweger has worked with various companies, including Gao Gesellschaft für Automation und Organisation mbH and Gao Gesellschaft für Automation und Organisation mbH. His experience in these organizations has contributed to his expertise in automation and data carrier technologies.
Collaborations
Hierweger has collaborated with notable individuals in his field, including Hansjurgen Merkle and Erwin Lob. These partnerships have likely fostered innovation and the exchange of ideas, further enhancing his contributions to technology.
Conclusion
Alexander Hierweger's inventive spirit and dedication to advancing data carrier technology have led to significant advancements in the field. His patents reflect a commitment to innovation and security, making him a noteworthy figure in the realm of inventions.