Location History:
- Convent Station, NJ (US) (1978 - 1987)
- Ridge, NY (US) (1990)
- Champaign, IL (US) (2001)
Company Filing History:
26 out of 1,246 
2 out of 832,680 Years Active: 1978-2001
Title: Ralph E. Johnson: Innovator in Sewing Machine Technology
Introduction
Ralph E. Johnson, a prominent inventor based in Convent Station, NJ, has made significant contributions to the field of sewing machine technology. With an impressive portfolio of 26 patents, Johnson's work continues to influence modern sewing practices and machine efficiency.
Latest Patents
Among his most notable inventions are the "Needle Looper Assembly for Non-Threaded Needle Lockstitching" and "Variable Pull Off for Bobbin Thread." The needle looper assembly is designed for lockstitch sewing machines, where it facilitates the retrieval of the upper thread through innovative mechanisms that enhance performance and reliability in stitch formation. This invention includes a lever that supports the assembly and is actuated by a cam, allowing for precise movement between thread catching and releasing positions. Additionally, the variable pull-off device for bobbin thread optimizes the slack in the thread, ensuring uniform stitch formation based on the specific requirements of each bight position, further advancing sewing machine functionality.
Career Highlights
Ralph E. Johnson's career is primarily associated with the Singer Company, a leader in the sewing machine industry. His innovative spirit and technical expertise have played a crucial role in the company’s advancements, allowing it to remain competitive in a rapidly evolving market.
Collaborations
Johnson has worked alongside talented colleagues, including Donald Rodda and John A. Urciola, fostering an environment of creativity and collaboration. Together, they have pushed the boundaries of sewing technology, contributing to the development of more efficient and user-friendly sewing machines.
Conclusion
Ralph E. Johnson's contributions to sewing machine technology not only enhance the functionality of products from the Singer Company but also reflect his dedication to innovation. His extensive patent portfolio signifies his valuable role as an inventor, continuously shaping the future of sewing technologies.
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.