Dag Roar Hjelme

Title: Dag Roar Hjelme: Innovator in Fiber Optic Technology

Introduction

Dag Roar Hjelme, an accomplished inventor based in Trondheim, Norway, has made significant contributions to the field of fiber optic technology. With a total of five patents to his name, he has been at the forefront of innovation, particularly in the development of sensor probes for optical sensing applications.

Latest Patents

Among Hjelme's notable inventions is his latest patent pertaining to the fabrication of fiber optic probes. This innovative method encompasses optical sensing of measurands, utilizing a dome-shaped chemical sensing probe that can be mounted on or integrated with an optical fiber. The probe itself contains a chemically sensitive measuring material, designed to exhibit changes in volume and/or refractive index when exposed to specific chemicals. This change allows for precise measurements of the optical path length through the probe, which can be analyzed interferometrically, showcasing Hjelme's expertise in cutting-edge sensing technologies.

Career Highlights

Throughout his career, Dag Roar Hjelme has gained valuable experience working with prominent companies such as Invivosense ASA and Optomed AS. His work has emphasized the advancement of technologies that enhance the capabilities of fiber optic applications, making his contributions vital to the industry.

Collaborations

Hjelme has collaborated with other esteemed professionals, including Reinold Ellingsen and Berit Falch. These partnerships have further enriched his research and development endeavors, allowing for a shared exchange of ideas and fostering innovation in the field.

Conclusion

Dag Roar Hjelme stands as a prominent figure in the realm of fiber optic technology, with a strong portfolio of patents highlighting his inventive spirit. His work not only propels advancements in optical sensing but also exemplifies the importance of collaboration in driving technological progress.