Company Filing History:
Years Active: 1994-1997
Title: Innovations of John L. Ingraham
Introduction
John L. Ingraham is a notable inventor based in North Chelmsford, MA, who has made significant contributions to the field of printing technology. With a total of three patents to his name, Ingraham has focused on enhancing the capabilities of inkjet printing systems. His work has paved the way for advancements in color imaging and printing efficiency.
Latest Patents
Ingraham's latest patents include innovative technologies that improve the quality and versatility of inkjet printing. One of his patents is for a "Dot on dot ink jet printing using inks of differing densities." This invention involves an inkjet printer that utilizes multiple ink jets, with at least two jets supplied with ink of the same dye but different densities. This technology allows for continuous inkjet printing that enhances the quality of printed articles.
Another significant patent is for an "Apparatus and method for producing color half-tone images." This invention describes a method and apparatus that generate color half-tone images from digital data files. The method includes filling a pattern of dots for various colors, with the configuration and size of dots varying based on input density. This innovative approach allows for the production of high-quality images with variable pixel sizes, enhancing the overall printing process.
Career Highlights
Ingraham is currently associated with Iris Graphics, Inc., where he continues to develop and refine printing technologies. His work has been instrumental in advancing the capabilities of inkjet printers, making them more efficient and versatile for various applications.
Collaborations
Throughout his career, Ingraham has collaborated with talented individuals such as Foster M. Fargo, Jr. and James Michael Enge. These collaborations have contributed to the development of innovative printing solutions and have fostered a creative environment for technological advancements.
Conclusion
John L. Ingraham's contributions to the field of printing technology through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the industry, paving the way for future innovations in inkjet printing.