Location History:
- Cologne, DE (1991 - 1992)
- Koeln, DE (1993)
- Bergisch Gladbach, DE (1994 - 2004)
Company Filing History:
Years Active: 1991-2004
Title: Ralf Wichmann: Pioneer in Photographic Innovation
Introduction
Ralf Wichmann is a notable inventor based in Bergisch Gladbach, Germany. With an impressive portfolio of 8 patents, he has significantly contributed to the field of photographic materials and processing.
Latest Patents
One of Wichmann's latest innovations is a bleach bath specifically designed for processing photographic silver halide materials. This bleach solution is characterized by its unique composition, which includes iron complexes of propylenediaminetetraacetic acid and beta-alaninediacetic acid. The solution’s concentration of iron complexes ranges from 0.045 to 0.25 mol/l. This advancement enables processing color reversal materials with a reduced residual silver content and low bleaching fog value, while also providing elevated resistance to precipitation. Additionally, Wichmann has developed a photographic black-and-white reversal first developer, highlighting his commitment to improving photographic processing techniques.
Career Highlights
Throughout his career, Ralf Wichmann has been associated with prestigious companies, including Agfa-Gevaert AG. His work in the field has not only resulted in patents but also emphasized the importance of innovation in photographic technology.
Collaborations
Wichmann has collaborated with esteemed colleagues such as Gustav Tappe and Heinz Meckl. Their partnerships have likely been instrumental in the development of his innovative solutions in the industry.
Conclusion
Ralf Wichmann’s contributions to photographic innovation through his patents reflect his dedication and expertise. His latest developments in bleach solutions and processing methods continue to influence the photographic industry, demonstrating the impact of inventive minds on technology and art.
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.