Location History:
- Boston, MA (US) (2010)
- Swampscott, MA (US) (1977 - 2012)
Company Filing History:
4 out of 4 
4 out of 13 
2 out of 54 
Years Active: 1977-2012
Title: **The Innovative Mind of John H. Cafarella**
Introduction
John H. Cafarella is a prominent inventor based in Swampscott, Massachusetts, known for his significant contributions to the field of GPS technology. With an impressive portfolio of 15 patents, Cafarella has dedicated his professional life to advancing the capabilities of GPS-based systems, particularly in challenging environments.
Latest Patents
Among his recent innovations are two groundbreaking patents focused on measuring roll rates and roll angles of spinning platforms. The first patent, titled "GPS-based roll rate and roll angle measurement in the absence of jamming," details a system that utilizes phase and amplitude differences in GPS satellite signals received on multiple antennas. This unique method processes these differences alongside navigation solutions from a GPS receiver, producing accurate measurements even in environments devoid of jamming.
His second patent, "Antijam protected GPS-based measurement of roll rate and roll angle of spinning platforms," addresses the challenges posed by jamming. This invention suppresses interference signals from GPS data, allowing for precise roll measurements in jamming conditions. Both patents are particularly beneficial for fast spinning platforms where the antennas are positioned close together, facilitating enhanced operational capabilities.
Career Highlights
Cafarella has played a pivotal role at several notable companies, including Micrilor, Inc. and Mayflower Communications Company, Inc. His work has set new benchmarks in the navigation and aerospace fields, showcasing his ability to innovate under pressure.
Collaborations
Throughout his career, John has collaborated with esteemed colleagues, including Jeffrey H. Fischer and Huan-Wan Tseng. These partnerships highlight the interconnected nature of technological advancements in the industry, emphasizing the importance of teamwork in achieving significant breakthroughs.
Conclusion
John H. Cafarella's contributions to the field of GPS technology underscore the impact of innovative thinking on modern navigation systems. His patents not only address immediate challenges in measurement techniques but also pave the way for future enhancements in the aerospace sector. As he continues to build on his legacy, Cafarella remains an integral figure in the realm of technological innovation.
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.