Company Filing History:
Years Active: 1997-1999
Title: The Innovative Contributions of David C Villiger
Introduction
David C Villiger is a notable inventor based in Greenville, SC (US). He has made significant contributions to the field of ink compositions, particularly in the development of erasable inks. With a total of 6 patents to his name, Villiger's work has impacted various marking instruments, especially ball-point pens.
Latest Patents
Villiger's latest patents include innovative formulations for erasable ink compositions. One of his patents describes an erasable ink composition containing a polymer dye obtained from copolymerizing ethylenically unsaturated monomers, with at least one monomer possessing a dye moiety covalently bonded. This ink is designed for use in various marking instruments, particularly ball-point pens. Another patent focuses on an erasable ink composition that includes a waterborne polyurethane urea, which also features a water-insoluble polymeric dye obtained from the polymerization of coreactive polyfunctional monomers.
Career Highlights
David C Villiger is currently associated with Bic Corporation, a leading company in the writing instruments industry. His work at Bic has allowed him to explore and develop innovative ink technologies that enhance the functionality and user experience of writing instruments.
Collaborations
Throughout his career, Villiger has collaborated with talented individuals such as Aiying Wang and Jeffery H Banning. These collaborations have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
David C Villiger's contributions to the field of erasable inks demonstrate his innovative spirit and dedication to improving writing instruments. His patents reflect a commitment to enhancing user experience through advanced ink technologies.