Location History:
- Englishtown, NJ (US) (1979 - 1994)
- Manalapan, NJ (US) (1995 - 1996)
- Newark, DE (US) (1996 - 2014)
Company Filing History:
Years Active: 1979-2014
Title: **Robert P. Held: A Pioneer in Inkjet Ink Innovations**
Introduction
Robert P. Held is a renowned inventor based in Englishtown, New Jersey, known for his significant contributions to the field of inkjet inks. With an impressive portfolio comprising 39 patents, Held has made strides in developing innovative dispersants that enhance the quality and performance of inkjet printing technologies.
Latest Patents
Among his latest inventions is the patent for "Amphoteric dispersants and their use in inkjet inks". This patent outlines a unique ink-jet ink formulation that includes a first aqueous vehicle, a carbon black pigment colorant, and an amphoteric polymeric dispersant, designed to achieve high print quality and stability. The innovation focuses on a block copolymer structure, featuring an A block that is primarily composed of amine monomers and a B block that contains acidic and hydrophobic monomers. This design minimizes issues such as penetration and feathering while enhancing colorant dispersion in printed materials.
Another significant patent is for "AB block copolymer dispersants having an ink vehicle soluble block". This innovation provides an aqueous colorant dispersion comprised of a polymeric dispersant that supports the requisite optical density and chroma needed for emerging inkjet applications. The focus is on neutralized block copolymers designed to improve the stability and quality of colorant dispersions in aqueous inkjet inks.
Career Highlights
Robert P. Held has dedicated his career to pushing the boundaries of ink technology while working at E.I. DuPont de Nemours and Company. His contributions have not only led to new product developments but have also facilitated advancements in printing efficiency and quality, making a lasting impact on the industry.
Collaborations
Working alongside talented associates such as Daphne Pinto Fickes and Ray A Work, III, Held has fostered a collaborative environment that promotes innovation and creativity. These partnerships have been integral to the success of his projects and the evolution of DuPont's ink products.
Conclusion
Robert P. Held's work exemplifies the fusion of scientific research and practical application in the field of inks, specifically in inkjet technologies. His commitment to innovation has earned him recognition as a key figure in the industry, with 39 patents that continually push the envelope for what is possible in printing technologies. Through his ongoing efforts, Held is well-positioned to inspire future advancements in the field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.