Company Filing History:
Years Active: 1989-1996
Title: Henry J Rosenfeld: Innovator in Enzymatic Assays
Introduction
Henry J Rosenfeld is a notable inventor based in Florham Park, NJ (US). He has made significant contributions to the field of enzymatic assays, holding a total of 4 patents. His work focuses on improving methods for determining analyte concentrations in various sample body fluids.
Latest Patents
Rosenfeld's latest patents include an innovative system for generating nicotinamide coenzyme in situ for enzyme-based assays. This invention enhances the accuracy of enzymatic methods by utilizing a coupled enzyme reaction scheme. The method allows for the simultaneous or subsequent re-oxidation of coenzyme by an analyte substrate, making the change in absorbance directly proportional to the analyte concentration. Another significant patent involves enzymatic reagents for ethanol assays that incorporate diamino compounds. This assemblage not only acts as a buffer but also traps products of the enzymatic reaction, ensuring long-term stability of the assay composition.
Career Highlights
Henry J Rosenfeld has had a distinguished career, working with Hoffmann-La Roche Inc., where he has applied his expertise in enzymatic assays. His innovative approaches have contributed to advancements in the field, particularly in the accuracy and reliability of biochemical testing.
Collaborations
Throughout his career, Rosenfeld has collaborated with esteemed colleagues such as Richard A Kaufman and John M Konopka. These partnerships have fostered a collaborative environment that has led to significant advancements in their respective fields.
Conclusion
Henry J Rosenfeld's contributions to enzymatic assay technology have made a lasting impact on the field. His innovative patents and collaborative efforts continue to influence advancements in biochemical testing methods.