Company Filing History:
Years Active: 1976-1990
Title: Ekkehard Kramp: Innovator in Photographic Materials
Introduction
Ekkehard Kramp is a notable inventor based in Marly, Switzerland. He has made significant contributions to the field of photographic materials, holding a total of 3 patents. His work focuses on innovative solutions that enhance the stability and quality of photographic processes.
Latest Patents
One of his latest patents is related to layers for photographic materials. This invention involves a polysaccharide formed extracellularly by bacterial fermentation of glucose, maltose, sucrose, or xylose, potentially in the presence of yeast, yeast hydrolysate, or casein-hydrolysate. The invention also incorporates mono-, di-, and/or tri-valent metal ions, resulting in gels with a solidification temperature between 24°C and 25°C. Gellan gum has proven to be a particularly advantageous polysaccharide for use in these layers. Another significant patent addresses a process for preventing darkening and sediment formation in photographic developer solutions. This process utilizes a combination of organic thiol or thione compounds capable of tautomerism and a Bunte salt that enhances solubility in water. The developer solutions containing this combination of sulfur compounds exhibit outstanding stability.
Career Highlights
Ekkehard Kramp has worked with Ciba-Geigy AG, a company known for its innovative contributions to the chemical and pharmaceutical industries. His work has been instrumental in advancing the technology behind photographic materials, making them more reliable and effective.
Collaborations
Throughout his career, Kramp has collaborated with notable colleagues such as John Lenoir and Max Marthaler. These partnerships have fostered a creative environment that has led to significant advancements in their respective fields.
Conclusion
Ekkehard Kramp's contributions to photographic materials through his innovative patents highlight his role as a key inventor in this domain. His work continues to influence the industry, ensuring the stability and quality of photographic processes.