Location History:
- Grand Prairie, TX (US) (1976 - 1985)
- Acton, MA (US) (1985)
Company Filing History:
1 out of 94 
1 out of 5 
1 out of 832,812 Years Active: 1976-1985
Title: Roy A Nelson: Innovator in Teaching Devices and Structural Engineering
Introduction
Roy A Nelson is a notable inventor based in Grand Prairie, Texas. He holds three patents that showcase his innovative contributions to teaching devices and structural engineering. His work reflects a commitment to enhancing user interaction and functionality in various applications.
Latest Patents
One of his latest patents is a teaching device and method of using the same. This invention features a small console equipped with an elastomeric array keypad and a microprocessor preprogrammed with simple algorithms. The design includes hidden keys arranged in sets, allowing users to program the device by inputting solutions to specific questions. An overlay conceals the keypad while providing visual instructions for programming and gameplay, ensuring a unique and engaging user experience.
Another significant patent is for a biaxial scissors fold, post-tensioned structure. This innovative structure can be expanded and retracted, consisting of two cells with leg elements pivotally joined to form apex points. The design incorporates hinged elements that connect adjacent base points, allowing for dynamic movement. An actuator means is included to facilitate the expansion and retraction of the structure, demonstrating Roy's expertise in engineering and design.
Career Highlights
Throughout his career, Roy A Nelson has worked with LTV Aerospace & Defense Company, where he contributed to various projects that leveraged his inventive skills. His experience in the aerospace and defense sectors has undoubtedly influenced his innovative approach to problem-solving.
Collaborations
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Conclusion
Roy A Nelson's contributions to the fields of teaching devices and structural engineering highlight his innovative spirit and dedication to enhancing user experiences. His patents reflect a blend of creativity and technical expertise that continues to impact various industries.