Company Filing History:
4 out of 12,165 
1 out of 1,013 
1 out of 832,912 Years Active: 1995-2003
Title: Rolf Richter: Innovator in Organic Pigments and Secure Substrates
Introduction
Rolf Richter is a distinguished inventor based in Leverkusen, Germany, known for his significant contributions to the field of organic pigments and their applications in technology. With five patents to his name, he has made substantial strides in enhancing the security and functionality of information-bearing substrates.
Latest Patents
Among his latest inventions is a breakthrough in organic pigments used in color filters for liquid crystal displays. This innovation focuses on substrates designed to be secure against unauthorized copying. The invention details a method of applying information through combinations of colorants, ensuring that they exhibit similar or identical hues from a specific viewpoint without being affected by fluorescence. The colorants used correspond to the trichromatic colors of yellow, magenta, or cyan, and integrate both organic and inorganic pigments, thereby enhancing their security and effectiveness.
Career Highlights
Rolf Richter has had a notable career, working with prominent companies, including Bayer Aktiengesellschaft. His dedication to his work and innovation has seen him contribute significantly to the advancement of materials used in technology and security applications.
Collaborations
Throughout his career, Rolf has collaborated with fellow experts in the field, including Roger Nyssen and Fritz Puchner. These collaborations have not only fostered innovation but have also led to the successful development of new technologies and products, enhancing the quality and reliability of various applications.
Conclusion
Rolf Richter's contributions to the field of organic pigments and secure substrates reflect his dedication to innovation and excellence. With a solid patent portfolio and key collaborations, he continues to influence the technological landscape, ensuring that his work remains a cornerstone in the fight against unauthorized copying and enhancing visual technologies.