Company Filing History:
4 out of 126 
2 out of 13 
2 out of 62 Years Active: 2001-2004
Title: The Innovations of Patrick Daniel McKivergan
Introduction
Patrick Daniel McKivergan is a notable inventor based in Scotts Valley, California. He holds a total of eight patents, showcasing his expertise in antenna technology. His work has significantly contributed to advancements in communication systems.
Latest Patents
Among his latest inventions is the "Low profile tri-filar, single feed, circularly polarized helical antenna." This innovative antenna features a low-profile design and utilizes a single feed without an internal feed network. It consists of three metal, bent, quarter-wave monopoles positioned at 0, 120, and 240 degrees on the antenna's top surface. One monopole is directly fed, while the other two are parasitically coupled. The coupling phase is controlled by metal perturbations on the parasitic monopoles, allowing for precise polarization adjustments. This design enables various perturbation options, including capacitive and inductive shunts, to achieve the desired circular polarization.
Career Highlights
Throughout his career, McKivergan has worked with several prominent companies, including Tyco Electronics Logistics and Rangestar Wireless, Inc. His experience in these organizations has further honed his skills in the field of antenna design and innovation.
Collaborations
McKivergan has collaborated with notable individuals such as Matthew H. Commens and Court Emerson Rossman. These partnerships have likely contributed to the development of his innovative antenna technologies.
Conclusion
Patrick Daniel McKivergan's contributions to antenna technology through his patents reflect his dedication to innovation in the field. His work continues to influence advancements in communication systems, making him a significant figure in the world of inventions.
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.