Location History:
- New Castle County, DE (US) (1989)
- Wilmington, DE (US) (1991)
Company Filing History:
Years Active: 1989-1991
Title: Lesley M Freed: Innovator in Chromatography and Barcode Technology
Introduction
Lesley M Freed is a notable inventor based in Wilmington, DE (US). She has made significant contributions to the fields of chromatography and barcode technology. With a total of 2 patents, her work has had a meaningful impact on various industries.
Latest Patents
One of her latest patents is for a gas chromatograph having an integrated pressure programmer. This invention discloses methods for performing chromatographic separation of compounds using programmed temperature and mass flow. The process involves injecting a compound into a pressurized carrier gas, which is then passed through a column subjected to a temperature profile. The invention allows for precise control of the carrier gas pressure, ensuring that the desired mass flow is maintained as the temperature profile changes over time.
Another significant patent is a method and apparatus for reading a barcode. This technology accurately reads barcodes on the cylindrical surfaces of objects by rotating the object past a barcode reader. The readings are compared, and a final reading is provided when several identical readings are obtained in succession. This method ensures accurate scanning, even if the barcode is presented backwards or at varying speeds.
Career Highlights
Lesley M Freed has had a distinguished career, working at Hewlett-Packard Company, where she has been able to apply her innovative ideas. Her work has contributed to advancements in technology that enhance efficiency and accuracy in various applications.
Collaborations
Throughout her career, she has collaborated with notable colleagues, including Kenneth J Klein and R John Phillips. These collaborations have fostered an environment of innovation and creativity, leading to the development of her impactful patents.
Conclusion
Lesley M Freed is a pioneering inventor whose contributions to chromatography and barcode technology have made a lasting impact. Her innovative spirit and dedication to her work continue to inspire future generations of inventors.