Location History:
- Newark, DE (US) (2020 - 2021)
- Bear, DE (US) (2023)
Company Filing History:
Years Active: 2020-2023
Title: Kwadwo E Tettey: Innovator in Chemical Mechanical Polishing Technologies
Introduction
Kwadwo E Tettey is a notable inventor based in Newark, DE (US), recognized for his contributions to the field of chemical mechanical polishing (CMP) technologies. With a total of six patents to his name, Tettey has made significant advancements that enhance the performance and efficiency of CMP processes.
Latest Patents
Tettey's latest patents include formulations for high porosity chemical mechanical polishing pads with high hardness. This invention provides CMP polishing pads or layers that possess a unfilled Shore D hardness ranging from 57-77 or a filled Shore D hardness from 18-50. These pads are created from a two-component reaction mixture that includes a liquid aromatic isocyanate component and a liquid polyol component. Another significant patent involves a chemical mechanical polishing composition and method that polishes silicon nitride over silicon dioxide while simultaneously inhibiting damage to the silicon dioxide. This composition features polyvinylpyrrolidone polymers, anionic functional colloidal silica abrasive particles, and an amine carboxylic acid, with a pH of 5 or less.
Career Highlights
Kwadwo E Tettey is currently employed at Rohm and Haas Electronic Materials CMP Holdings, Inc., where he applies his expertise in developing innovative CMP solutions. His work has been instrumental in advancing the technology used in semiconductor manufacturing.
Collaborations
Tettey has collaborated with several professionals in his field, including Naresh Kumar Penta and Matthew Richard Van Hanehem. These collaborations have contributed to the successful development of his patented technologies.
Conclusion
Kwadwo E Tettey stands out as a significant figure in the realm of chemical mechanical polishing, with a strong portfolio of patents that reflect his innovative spirit and dedication to advancing technology. His contributions continue to impact the semiconductor industry positively.
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.