Darrell T Thompson is an accomplished inventor based in Grandville, MI (US). He holds 2 patents that showcase his contributions to the field of photographic technology and silver recovery processes. His innovative work has made significant impacts in these areas.

Latest Patents

Thompson's latest patents include a control system for the electrolytic recovery of silver from photographic materials. This system controls the plating current in a silver-recovery process based on the cell voltage of the system, taken in the absence of plating current. The control is designed to produce specific characteristics at low silver concentrations to further reduce sulfiding. Another notable patent is a method for testing photographic film using a multicolor sensitometer. This device measures the sensitivity of photographic materials by generating a controlled exposure of light with predetermined color characteristics. Color control is maintained by exciting an electroluminescent light source with alternating current voltages at specific frequencies.

Career Highlights

Throughout his career, Thompson has worked with various companies, including Foresight Enterprises, Inc. His innovative contributions have been recognized in the industry, and he continues to be a prominent figure in his field.

Collaborations

Thompson has collaborated with notable individuals, including his coworker Bernard J Berg. Their partnership has likely contributed to the development of innovative solutions in their respective projects.

Conclusion

Darrell T Thompson's work as an inventor has led to significant advancements in photographic technology and silver recovery processes. His patents reflect his dedication to innovation and his impact on the industry.