Daniel Robert Chapman

Title: **Innovative Mind: The Work of Daniel Robert Chapman**

Introduction

Daniel Robert Chapman is a notable inventor based in Oakland, California, with a strong focus on acoustic technology and structural analysis. He holds five patents that highlight his contributions to the field of engineering and innovation. His work has significant implications for monitoring and maintaining structural integrity in various applications.

Latest Patents

One of Daniel's latest patents is for a **Combined Analytic Technique for Differentiating Changes to Structures Using Acoustic Signals**. This invention employs a combination of analytic techniques to effectively identify changes in structural integrity based on variations in acoustic signals traveling along the structure. By monitoring these signals, Chapman’s approach allows for the detection of any characteristic changes from baseline signal values. The technique utilizes analyses in time-domain, frequency-domain, and mixed time-frequency-domain, providing a comprehensive understanding of structural changes.

Another significant patent is for **Detection, Monitoring, and Determination of Location of Changes in Metallic Structures Using Multimode Acoustic Signals**. In this innovative approach, acoustic transducers generate and receive signals across multiple locations on a rigid structure, with predefined measurement zones. This method focuses on detecting minimal mechanical changes through the analysis of scattered and attenuated acoustic signals. Moreover, it incorporates short, narrowband pulse signals that enable relative location determination of mechanical changes, showcasing applications in structures with complex geometries.

Career Highlights

Throughout his career, Daniel Robert Chapman has collaborated with prominent companies, including Chevron U.S.A. Inc. and Triad National Security, LLC. His efforts in these organizations reflect his commitment to advancing acoustic technologies and ensuring structural safety.

Collaborations

Daniel has worked alongside esteemed colleagues such as Alp Tugrul Findikoglu and Dipen N Sinha. These collaborations have likely played a role in shaping his innovative approaches and enhancing the effectiveness of his contributions to the field.

Conclusion

Daniel Robert Chapman exemplifies a dedicated inventor whose work has profound implications in structural monitoring and analysis. Through his patents, he continuously seeks to improve methods for detecting changes in structures using innovative acoustic technology. His contributions not only advance engineering practices but also pave the way for future research in maintaining structural integrity.