This inventor holds 8 USPTO granted patents and 4 published patent applications. Top assignees: Burge Environmental, Inc., Other. Active years: 2007-2025.
Company Filing History:
3 out of 3 
4 out of 834,411 Years Active: 2007-2025
Title: David A. Hoffman: Innovator in Electrochemical Microbial Sensing
Introduction
David A. Hoffman is a notable inventor based in Tempe, AZ (US). He has made significant contributions to the field of electrochemical microbial sensing, holding a total of 8 patents. His work focuses on developing systems and methods that enhance our understanding of microbial activity in various environments.
Latest Patents
Hoffman's latest patents include an "Electrochemical Microbial Sensor System and Method of Using Same." This invention provides a microbial sensor, system, and method that can determine the chemical environment and substrate concentrations in both saturated and unsaturated natural environments, such as soils, aquifers, and sediments. The system is particularly useful for monitoring municipal and industrial treatment facilities and sites where chemicals or contaminants have been released. The electrochemical microbial sensor system can utilize either a cathode exposed to oxygen or a reference cell, such as silver/silver chloride or calomel, for effective monitoring.
Another significant patent is focused on "Methods and Systems for Monitoring Microbial Activity and Communication in an Environment." This invention outlines methods for measuring high impedance voltage between a reference electrode and one or more measurement electrodes to monitor microbial activity. The biofilm formed by microorganisms attaches to the inert measurement electrodes, allowing for the assessment of microbial activity, environmental characterization, and monitoring of microbial communication.
Career Highlights
Throughout his career, David A. Hoffman has worked with various organizations, including Burge Environmental, Inc. His innovative approaches have led to advancements in environmental monitoring and microbial research.
Collaborations
Hoffman has collaborated with notable individuals such as Scott R. Burge and Russell W. Burge, contributing to the development of his patented technologies.
Conclusion
David A. Hoffman is a distinguished inventor whose work in electrochemical microbial sensing has made a significant impact on environmental monitoring. His patents reflect a commitment to advancing our understanding of microbial activity and its implications for natural and man-made environments.