Company Filing History:
10 out of 10 
14 out of 832,966 Years Active: 1990-2016
Title: Innovations of Frederick E. Severson in Model Train Technology
Introduction
Frederick E. Severson, based in Beaverton, OR, has made significant contributions to the field of model train technology with a remarkable portfolio of 25 patents. His inventions focus on enhancing the model train experience through innovative sound and control systems, making him a notable inventor in this niche area.
Latest Patents
Severson's latest patents showcase groundbreaking advancements in model train operations. One notable invention is the "Signaling and Remote Control Train Operation," which introduces a comprehensive model train and layout control system. This system integrates on-board sound and locomotive modules, new signaling methods, bi-directional communication, environmental sound, turnout control, and computer interaction. By modifying AC power signal waveforms, the invention transmits digital command words, enhancing the functionality and realism of model trains.
Another significant patent is the "Low Frequency Audio Sound Effects in Model Railroading." This invention allows remote objects, such as cars and locomotives, to communicate sound and digital information back to a Sound and Control Center using wireless technology. It enables enhanced audio effects that improve user experience by producing coordinated sounds with the activity of remote objects. Such innovations set new standards for auditory engagement in model railroading.
Career Highlights
Frederick E. Severson's work is marked by a commitment to pushing the boundaries of model train technology. His inventions have not only won patents but have also paved the way for new trends in how model trains interact with their environment, making them more immersive for hobbyists and enthusiasts alike.
Collaborations
Throughout his career, Severson has collaborated with notable individuals such as Patrick A. Quinn and Patrick Allen Quinn. These partnerships have facilitated the exchange of ideas and led to the advancement of new technologies in the model train industry.
Conclusion
Frederick E. Severson stands out as a visionary inventor in the realm of model trains, with a focus on integrating sound and control systems that significantly enhance user experience. His 25 patents reflect a deep understanding of technology and innovation in this field, ensuring his contributions will resonate with model train enthusiasts for years to come.