This inventor holds 2 USPTO granted patents. Top assignee: Pfizer Corporation. Active years: 1976-1981.
Company Filing History:
Years Active: 1976-1981
Title: David K Longhenry: Innovator in Microbial Identification
Introduction
David K Longhenry is a notable inventor based in East Lyme, Connecticut. He has made significant contributions to the field of microbiology through his innovative patents. With a total of 2 patents, Longhenry's work focuses on methods and apparatuses for identifying microorganisms.
Latest Patents
One of Longhenry's latest patents is titled "Method and apparatus for identifying microorganisms." This invention describes a method for testing the susceptibility of bacteria to antibiotics, as detailed in U.S. Pat. No. 3,832,532. The method utilizes light scatter indices (LSI) for a specific group of antimicrobials, which are crucial for identifying various strains of bacteria. By employing statistical techniques, such as quadratic discriminant function analysis, the method allows for reliable identification of microorganisms. The invention highlights the use of 14 antimicrobial agents that provide dependable results, with the potential to reduce the identifying group without compromising reliability.
Another significant patent is the "Calibrating device for light scatter photometering instrument." This invention features a composite plate made of nested wedge-shaped sheets of transparent and gray neutral density filter glasses. It is designed to be mounted on an optical instrument that measures light scattering characteristics of samples. The device ensures accurate measurements by covering a predetermined range of light scatter, which corresponds to the samples being analyzed.
Career Highlights
David K Longhenry is currently associated with Pfizer Corporation, where he continues to contribute to advancements in microbial identification. His work has been instrumental in enhancing the accuracy of identifying bacterial strains, which is vital for effective antibiotic treatment.
Collaborations
Longhenry has collaborated with notable coworkers, including Bruce H Sielaff and Julius Praglin. Their combined expertise has furthered the development of innovative solutions in the field of microbiology.
Conclusion
David K Longhenry's contributions to microbial identification through his patents demonstrate his commitment to advancing scientific knowledge. His innovative methods and devices play a crucial role in improving the accuracy of bacterial strain identification, ultimately benefiting the field of medicine.