Location History:
- Yongin-si, KR (2010 - 2011)
- Suwon-si, KR (2007 - 2015)
Company Filing History:
14 out of 1,219 
4 out of 7,646 
3 out of 27,040 
Years Active: 2007-2015
Title: Das Rupasree Ragini: Innovator in Organometallic Complexes and Electroluminescent Devices
Introduction: Das Rupasree Ragini, based in Suwon-si, South Korea, is a distinguished inventor with a remarkable portfolio of 24 patents. His innovative contributions to the fields of organometallic chemistry and organic electroluminescent device technologies have propelled forward advancements in efficient lighting solutions.
Latest Patents: Das Rupasree's latest patents include groundbreaking work on organometallic complexes specifically designed for organic electroluminescent devices. One such patent describes an organometallic complex that enhances the energy band gap between the Highest Occupied Molecular Orbital (HOMO) and triplet Metal-to-Ligand Charge Transfer (MLCT) states. This innovation facilitates highly efficient phospholuminescence and allows for the creation of organic electroluminescent devices that emit light in the wavelength range of 400-650 nm, producing white electroluminescence when paired with green or red luminescent materials. Another significant patent highlights an organometallic complex capable of emitting red light, characterized by its high brightness and low operating voltage, which can also be integrated into the organic layer of electroluminescent devices.
Career Highlights: Das has made significant strides in his career, having collaborated with prominent companies in the technology sector. He has contributed to the development of display technologies at Samsung Mobile Display Co., Ltd. and advanced energy solutions at Samsung SDI Co., Inc. His expertise in the field is reflected in the substantial patent portfolio he has built over the years.
Collaborations: Throughout his career, Das Rupasree has worked alongside talented professionals in the industry, including esteemed colleagues Lyong-Sun Pu and Young-Hun Byun. These collaborations have fostered a rich environment for innovation and technological advancements.
Conclusion: Das Rupasree Ragini stands out as a leading inventor in the realm of organometallic complexes and organic electroluminescent devices. His contributions have not only advanced scientific understanding but also have the potential to revolutionize lighting technologies with improved efficiency and performance. With 24 patents to his name, his work continues to influence the field and inspire future innovations.