Richard D Freeman

Title: Richard D Freeman: Innovator in Wavelength Selective SERS Nanotags

Introduction

Richard D Freeman is a notable inventor based in Mountain View, CA. He has made significant contributions to the field of materials science, particularly through his innovative work on wavelength selective SERS nanotags. His research focuses on enhancing the capabilities of tagging materials and objects with specialized particles.

Latest Patents

Richard D Freeman holds a patent for "Wavelength selective SERS nanotags." This invention involves materials and objects tagged with wavelength selective particles, such as SERS nanotags modified for wavelength selectivity. The technology is designed so that a wavelength selective particle cannot be effectively excited or interrogated at certain wavelengths where a reporter molecule associated with the particle would typically produce a spectrum. The patent also includes methods for manufacturing these wavelength selective particles and techniques for tagging materials or objects with them.

Career Highlights

Freeman is currently associated with Sicpa Holding SA, a company known for its expertise in security inks and solutions. His work at Sicpa has allowed him to apply his innovative ideas in practical applications, contributing to advancements in the field.

Collaborations

Richard D Freeman has collaborated with notable professionals in his field, including Michael J Natan and William E Doering. These collaborations have further enriched his research and development efforts.

Conclusion

Richard D Freeman's contributions to the field of wavelength selective SERS nanotags exemplify his innovative spirit and dedication to advancing materials science. His work continues to influence the development of new technologies in this area.