William B Helfman is a notable inventor based in Chula Vista, CA (US). He has made significant contributions to the field of occupational dosimetry and air quality monitoring. With a total of 2 patents, Helfman has focused on developing innovative solutions for detecting carbon monoxide in various environments.

Latest Patents

Helfman's latest patents include a gas diffusion sampling and measurement system specifically designed for occupational dosimetry and air quality monitoring. One of his key inventions is a non-regenerating carbon monoxide sensor that integrates into anesthesia gas delivery systems. This system features a CO sensor unit with a replaceable sensor that detects carbon monoxide in anesthesia. It includes an in-line adapter that allows for flexible placement along the gas stream and a side-stream adapter for analyzing gas samples outside the main stream. The apparatus is capable of measuring sensor responses to CO exposure, along with data acquisition and processing units for storing and displaying the sensor data. The sensor unit detects carbon monoxide based on changes in its optical characteristics, utilizing a mixture of palladium chloride, silicomolybdic acid, and sulfurous acid.

Career Highlights

Throughout his career, Helfman has worked with various companies, including Quantum Group Inc. His innovative work has contributed to advancements in safety and monitoring technologies.

Collaborations

Helfman has collaborated with notable individuals such as Mark K Goldstein and Michelle S Oum, further enhancing the impact of his inventions.

Conclusion

William B Helfman is a distinguished inventor whose work in carbon monoxide detection systems has made significant strides in occupational safety and air quality monitoring. His innovative patents reflect his commitment to improving safety in various environments.