Location History:
- Worcester, MA (US) (1983)
- Shrewsbury, MA (US) (1977 - 2001)
Company Filing History:
5 out of 15 
1 out of 832,718 Years Active: 1977-2001
Title: Innovator Spotlight: Dominic F. Pignataro
Introduction
Dominic F. Pignataro is a noteworthy inventor based in Shrewsbury, MA, whose contributions to the field of magnet systems have garnered significant attention. With a total of 6 patents to his name, Pignataro's innovations showcase the intersection of engineering and creativity.
Latest Patents
One of his latest inventions is the Electrically Switchable Magnet System. This advanced system features a central pole piece that is backed by at least two permanent magnets with substantially different energies. The structure enables one of the magnets to be relatively switchable or reversible while the other remains fixed. The design incorporates a magnetically permeable frame that provides a peripheral pole face on either side of the central pole piece, along with a backing plate that bridges the central pole piece over the permanent magnets. Energization of the surrounding coil allows for the reversal of the first magnet's polarization, effectively short-circuiting the magnetic flux generated by the second magnet, thereby terminating the holding capacity. Conversely, energizing the coil in the opposite direction aligns the first magnet's polarization with the second, enabling effective holding.
Career Highlights
Pignataro's professional journey includes significant tenure at Walker Magnetics Group, Inc., where he was instrumental in developing innovative magnet technologies. His work has pushed the boundaries of traditional magnet systems, enhancing both efficiency and application versatility.
Collaborations
Throughout his career, Pignataro has worked alongside prominent colleagues, including Roger B. Ela and Donald C. McDonald. Their collaborative efforts have significantly contributed to the advancement of magnet technology and innovation.
Conclusion
Dominic F. Pignataro stands out as a dedicated inventor whose innovative solutions in the field of magnet systems continue to make an impact. His latest patents reflect a commitment to advancing technology, highlighting the importance of creativity and engineering in driving 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.