Lothar Herbert Riethmuller

Title: Lothar Herbert Riethmuller: Innovator in Spectrophotometry

Introduction

Lothar Herbert Riethmuller is a notable inventor based in Uhldingen-Muhlhofen, Germany. He has made significant contributions to the field of spectrophotometry, particularly through his innovative patent that addresses background absorption compensation.

Latest Patents

Riethmuller holds a patent for an "Apparatus for background absorption compensation in spectrophotometers." This invention enhances the performance of spectrophotometers by amplifying the photoelectric detector output with separate stages of fixed and variable gain. This design allows for effective background absorption compensation, especially when the intensity of the continuous spectrum emitting radiation source varies from optimal levels. The apparatus includes a dark interval of the photoelectric detector and an output channel for each gain stage, ensuring a reliable reference output for background absorption compensation.

Career Highlights

Throughout his career, Riethmuller has been associated with The Perkin-Elmer Corporation, where he has applied his expertise in developing advanced spectrophotometric technologies. His work has contributed to the enhancement of analytical instruments used in various scientific fields.

Collaborations

Riethmuller has collaborated with esteemed colleagues such as Hans Walter Kiefer and Ernst Gunther Spreitzhofer. Their combined efforts have furthered the development of innovative solutions in the realm of spectrophotometry.

Conclusion

Lothar Herbert Riethmuller is a distinguished inventor whose work in spectrophotometry has led to significant advancements in the field. His patent for background absorption compensation demonstrates his commitment to improving analytical technologies.