Company Filing History:
Years Active: 1999
Title: The Innovative Contributions of David Rowan
Introduction
David Rowan is an accomplished inventor based in Bethlehem, PA. He is known for his innovative work in the field of dry erase markers. His contributions have significantly impacted the way users interact with whiteboards and non-porous surfaces.
Latest Patents
David Rowan holds a patent for an image transfer method designed for use with water-based dry erase markers. This invention features a washable dry erase coloring composition that includes an acid dye or polymeric dye colorant, a dye vehicle, a release agent, and a dyeblocker additive. The dyeblocker additive can be either a sulfonated naphthalene condensation product or a sulfonated phenol-formaldehyde condensation product. This composition is particularly suitable for marking on whiteboards and enhances fugitivity from skin and fabrics. In one preferred embodiment, the invention comprises a washable erasable whiteboard marker ink that includes water, a film-forming resin, a release agent, and a sulfonated phenol-formaldehyde condensation product. Additionally, the invention outlines a method for transferring an image from a whiteboard or non-porous surface to paper, which involves several steps including drawing an image, applying moistened paper, rubbing the paper, and removing it.
Career Highlights
David Rowan is currently employed at Binney & Smith Inc., where he continues to develop innovative products. His work has led to advancements in the functionality and usability of dry erase markers, making them more effective for educational and professional environments.
Collaborations
Some of his notable coworkers include Andree F Santini and Richard E Miller, who have collaborated with him on various projects within the company.
Conclusion
David Rowan's contributions to the field of dry erase markers exemplify the spirit of innovation. His patented methods and compositions enhance user experience and functionality, making a lasting impact in educational and professional settings.