Company Filing History:
Years Active: 1993
Title: The Innovations of David J Marrujo: Pioneering Stable Chromogen Substrates
Introduction: David J Marrujo, an inventive mind based in Woodinville, WA, has made noteworthy contributions to the field of biochemical assays. With a focus on stability and efficiency, his work has implications for improving diagnostic techniques in various biomedical applications.
Latest Patents: Marrujo holds a patent for a groundbreaking invention titled "Stable two-part chromogen substrate." This innovative substrate comprises a two-part peroxide/chromogen reagent designed for use in peroxidase labeled binding assays. The uniqueness of this reagent lies in its stability, lasting for at least 24 hours, which represents a significant advancement in assay technology. The patent details a formulation where the first component is a peroxide dissolved in a first solvent, while the second component contains a chromogenic substance in a different solvent. These components can be mixed within a 48-hour window prior to colorimetric detection in enzyme immunoassays, enhancing the reliability of test results.
Career Highlights: David J Marrujo is currently associated with Beckman Instruments, Inc., a prominent company specializing in diagnostic laboratory instruments and reagents. His role in the organization has allowed him to apply and further develop his innovative ideas in a collaborative environment.
Collaborations: Throughout his career, Marrujo has worked alongside talented individuals, including his colleagues Rose M Cernosek and Patrick F Coleman. These collaborative efforts highlight the synergy of teamwork in advancing research and innovation in the field.
Conclusion: David J Marrujo exemplifies the spirit of innovation within the scientific community. His patent for a stable two-part chromogen substrate not only showcases his ingenuity but also contributes significantly to the efficiency of biochemical assays. As he continues his work at Beckman Instruments, Inc., the future holds promising potential for further developments from this accomplished inventor.