Company Filing History:
Years Active: 1976
Title: The Innovations of Pierre Richard De Roo
Introduction
Pierre Richard De Roo is a notable inventor based in Wilrijk, Belgium. He has made significant contributions to the field of electrophotography, particularly through his innovative toner compositions. His work has implications for the development of electrostatic charge patterns, which are essential in various printing technologies.
Latest Patents
One of Pierre Richard De Roo's key patents is for an electrophotographic toner composition. This toner material is designed for use in the development of electrostatic charge patterns. It comprises carbon black as the coloring material, polystyrene as the thermoplastic resin binder, and at least one diester of orthophthalic or metaphthalic acid that is solid at room temperature as a plasticizer. The polystyrene binder has a molecular weight between about 30,000 and about 70,000. The weight proportion of carbon black to the binder ranges from about 5:100 to about 20:100, while the proportion of the plasticizer(s) to the binder is between about 2:100 and about 15:100. This toner material is characterized by its simple and inexpensive composition, yet it maintains optimum photographic and physical properties.
Career Highlights
Pierre Richard De Roo is associated with Agfa-Gevaert NV, a company known for its expertise in imaging technology. His work at Agfa-Gevaert has allowed him to focus on advancements in toner compositions and their applications in the printing industry.
Collaborations
Throughout his career, Pierre Richard De Roo has collaborated with notable colleagues, including Jozef Leonard Van Engeland and Gaston Eduard Van Der Auweraer. These collaborations have contributed to the development of innovative solutions in the field of electrophotography.
Conclusion
Pierre Richard De Roo's contributions to the field of electrophotography, particularly through his patented toner composition, highlight his innovative spirit and dedication to advancing printing technologies. His work continues to influence the industry, showcasing the importance of research and development in creating effective and efficient materials.
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.