Company Filing History:
Years Active: 2004-2009
Title: Innovations by Joseph R. Drennan
Introduction
Joseph R. Drennan is an accomplished inventor based in Winooski, Vermont. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on innovative methods for cleaning and preparing surfaces, particularly in the semiconductor industry.
Latest Patents
One of Drennan's latest patents is titled "Cleaning of semiconductor wafers by contaminate encapsulation." This invention provides an apparatus and method for removing contaminant particulate matter from substrate surfaces, such as semiconductor wafers. The method utilizes a liquid curable polymer as a sacrificial coating, which is applied to the surface of the substrate. An energy source is then used to dislodge the contaminant particles, encapsulating them within the sacrificial coating for easier removal. This innovative approach results in a cleaner substrate surface.
Another notable patent is the "Method for surface preparation of workpieces utilizing fluid separation techniques." This method involves preparing a workpiece surface using two or more fluids of differing density and miscibility. The fluids create interfaces that allow for the effective removal of materials from the workpiece surface. This technique can enhance various surface preparation processes, including etching, cleaning, and drying.
Career Highlights
Joseph R. Drennan is currently employed at International Business Machines Corporation (IBM), where he continues to develop and refine his innovative ideas. His work at IBM has allowed him to contribute to cutting-edge technologies in the semiconductor field.
Collaborations
Drennan has collaborated with several talented individuals, including Nicole Susan Carpenter and Alison K. Easton. These collaborations have fostered a creative environment that encourages the development of new ideas and technologies.
Conclusion
Joseph R. Drennan's contributions to the field of semiconductor technology through his innovative patents demonstrate his expertise and commitment to advancing the industry. His work continues to impact the way semiconductor wafers are cleaned and prepared, showcasing the importance of innovation in technology.
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.