This inventor holds 3 USPTO granted patents. Top assignees: Biogas Technologies, Inc., Enginuity Worldwide, LLC., Other. Active years: 2006-2015.
Company Filing History:
1 out of 1 
1 out of 7 
1 out of 834,411 Years Active: 2006-2015
Title: The Innovative Mind of David Nixon Smith: A Pioneer in Biomass Technology
Introduction: David Nixon Smith, an accomplished inventor based in Appleton, WA, has contributed significantly to the field of biomass technology. With a portfolio of three patents, Smith has developed innovative solutions that push the boundaries of conventional biomass drying methods. His latest invention, the rotary biomass dryer, exemplifies his commitment to advancing sustainable energy practices.
Latest Patents: Among Smith's notable patents, the rotary biomass dryer stands out as a groundbreaking innovation. This biomass drying system features a helically threaded auger shaft, which is rotatably driven by a prime mover, such as an electric motor. Remarkably, this design eliminates the need for an external source of heat to dry wet biomass materials. The helical threads on the shaft have a variable width, allowing for controlled compression as the biomass material is advanced through a cylindrical bore. This unique mechanism is complemented by a variable compression nozzle at the distal end of the bore, which can be adjusted to achieve desired moisture content levels in the dried biomass. The nozzle, capable of automatic control, incorporates longitudinal segments that enhance the compression force applied to the material.
Career Highlights: David Nixon Smith has made his mark through his work in innovative companies like Biogas Technologies, Inc. His experiences have shaped his understanding of sustainable practices in biomass and energy applications, enabling him to develop practical inventions that address industry needs.
Collaborations: Throughout his career, Smith has engaged in fruitful collaborations, notably with his coworker Allen Rice Ferrell. Their collective expertise has fueled advancements in biomass technologies, showcasing the power of teamwork in driving innovation.
Conclusion: David Nixon Smith's contributions to the field of biomass technology, exemplified by his patents and collaborative ventures, highlight his importance as an inventor in the industry. His developments, particularly the rotary biomass dryer, pave the way for more sustainable and efficient biomass processing methods, reflecting a deep commitment to innovation and environmental sustainability.