Location History:
- Southington, CT (US) (1978 - 1979)
- Wethersfield, CT (US) (1981 - 2010)
Company Filing History:
4 out of 278 
3 out of 1,084 
1 out of 36 
Years Active: 1978-2010
Title: JoAnn DeMarco: Innovator in Hearing Aid Technology
Introduction
JoAnn DeMarco is a prominent inventor based in Wethersfield, Connecticut, known for her significant contributions to the field of hearing aid technology. With a total of eight patents to her name, she has developed innovative solutions that enhance user comfort and product durability.
Latest Patents
One of her latest patents involves deformable soft molding compositions. This curable composition is designed to produce a tear-resistant, yet soft and deformable in-the-ear product, yielding greater comfort and durability for users. The composition, when incorporated into a hearing aid apparatus, provides a deformable housing that can be mated to a soft tip component. This innovative housing improves comfort, durability, and acoustic performance for various ear canal shapes. The curable composition includes at least one urethane acrylate oligomer, at least one reactive diluent, and a cure system. When cured, it achieves a tear strength of at least about 75 pli and a hardness ranging from Shore A 60 to about 75.
Career Highlights
Throughout her career, JoAnn has worked with notable companies such as Loctite Corporation and Henkel Corporation. Her experience in these organizations has contributed to her expertise in developing advanced materials for hearing aids.
Collaborations
JoAnn has collaborated with several professionals in her field, including Alan Edward Litke and Victor Karol Kadziela. These collaborations have further enriched her work and innovation in hearing aid technology.
Conclusion
JoAnn DeMarco's contributions to hearing aid technology through her innovative patents demonstrate her commitment to improving user experience and product performance. Her work continues to influence the industry and enhance the lives of those who rely on hearing aids.