Company Filing History:
25 out of 21,594 
1 out of 262 
1 out of 832,680 Years Active: 1977-2012
Title: **The Innovative Journey of Pranab K Raychaudhuri**
Introduction
Pranab K Raychaudhuri, based in Rochester, NY, has established himself as a prominent inventor in the field of organic light-emitting diodes (OLEDs). With an impressive portfolio of 27 patents, his contributions have significantly advanced the technology and applications of OLEDs in modern electronics.
Latest Patents
Among his recent patents, one notable innovation is the method for making a cathode structure for OLEDs. This method involves evaporating a first layer over the organic layers that include a metal or metal alloy with a work function of less than 4.0 eV, or a material with an electron-injecting dopant and a reactive metal. The process continues by depositing at least one second layer of inorganic material over the first layer to create a buffer structure, followed by sputtering a protective layer of metal or metal alloy over the buffer structure.
Another significant patent details a top-emitting OLED device designed to improve off-axis viewing performance. This invention includes a substrate and a reflective, opaque, and conductive anode formed over the substrate. The device integrates an organic layer containing electroluminescent material, a semitransparent metallic layer, and a light transmissive layer to minimize color shift with respect to off-axis viewing angles.
Career Highlights
Pranab K Raychaudhuri has collaborated with several leading companies throughout his career, including Eastman Kodak Company, which has allowed him to push the boundaries of OLED technology. His work at Kodak provided a solid foundation for his innovations that now impact various electronic applications.
Collaborations
In his professional journey, Raychaudhuri has worked alongside esteemed colleagues such as Joseph K Madathil and Fridrich Vazan. These collaborations not only enriched his research but also played a vital role in the successful development of his patented technologies.
Conclusion
Pranab K Raychaudhuri's pioneering work and numerous patents underscore his influence as an inventor in the OLED sector. His dedication to innovation drives him to create solutions that enhance display technologies, showcasing his commitment to advancing the field of electronics.
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.