Location History:
- San Diego, CA (US) (1987)
- La Jolla, CA (US) (1988)
Company Filing History:
Years Active: 1987-1988
Title: Innovations by Kathleen E Walter
Introduction
Kathleen E Walter is a prominent inventor based in San Diego, California. She has made significant contributions to the field of materials science, particularly in the development of advanced silver-glass pastes. With a total of two patents to her name, her work has implications for various applications in electronics and ceramics.
Latest Patents
Walter's latest patents include a silver-glass paste with a poly-modal flake size distribution and a quick-dry formulation. This innovative paste consists of 60-75% silver flake, which has a tap density greater than 2.8 gm/cc and less than 5.0 gm/cc. The silver flake features a poly-modal flake size distribution, enhancing its performance in various applications. Additionally, the paste comprises 12-20% glass frit, 0.5-2% of a suitable organic resin, and 8-20% of a suitable organic solvent. The resin may be acrylic, while the organic solvent can be an ester alcohol or a mixture of ester alcohol with a glycol ether or glycol ether ester.
Another notable patent by Walter is for a silver-glass paste designed for the attachment of silicon die to ceramic substrates. This formulation includes silver flake and lead borate glass frit suspended in a liquid organic vehicle of resin and solvent. The silver flakes are present in two different size ranges, which optimize the bonding process. The smaller silver particles enhance the sintering of the silver and glass, increasing bond strength, while the larger particles help minimize undesirable shrinkage and cracking.
Career Highlights
Kathleen E Walter is associated with Quantum Materials Corporation, where she continues to innovate in her field. Her work has garnered attention for its practical applications in technology and manufacturing.
Collaborations
Walter collaborates with various professionals in her field, including her coworker Frank D Husson, Jr. Their combined expertise contributes to the advancement of materials science and the development of new technologies.
Conclusion
Kathleen E Walter's contributions to the field of materials science through her innovative patents demonstrate her commitment to advancing technology. Her work continues to influence the industry and pave the way for future innovations.
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.