This inventor holds 7 USPTO granted patents. Top assignees: W. R. Grace Co.-Conn., Fibermark, Inc., Other. Active years: 1992-2001.
Company Filing History:
4 out of 1,391 
2 out of 14 
1 out of 834,350 Years Active: 1992-2001
Title: The Innovative Mind of Christopher Bull
Introduction
Christopher Bull, based in Bethesda, MD, has made significant contributions to the field of materials science through his innovative inventions. With a total of seven patents to his name, his work focuses on developing advanced materials that exhibit antimicrobial and antiviral properties, aimed at enhancing public health and safety.
Latest Patents
One of Christopher Bull's most notable patents is for light-activated antimicrobial and antiviral materials. This invention involves a substrate, such as woven or nonwoven fabric, that is bound with a light-activated dye. This dye can work alone or in combination with other conventional antimicrobial agents. The substrate is impregnated with a non-leachable dye that possesses antimicrobial and/or antiviral characteristics. Using a cationic or anionic binder, such as a water-soluble polymer or carrageenan, the dye is embedded firmly within the material. Upon exposure to normal light, the dye generates singlet oxygen, effectively killing microorganisms and viruses. This dual functionality of the material showcases Christopher Bull's innovative approach to tackling public health challenges.
Career Highlights
Throughout his career, Christopher Bull has worked with reputable companies, including W.R. Grace & Co. and Fibermark, Inc. His affiliation with these organizations has provided him with a platform to innovate and develop cutting-edge materials that address pressing health concerns.
Collaborations
Christopher Bull has collaborated with other esteemed professionals in the field, including Charles Rice Barmore and John E. Wilson. These collaborations have played a vital role in advancing his research and pushing the boundaries of what is achievable in material science.
Conclusion
With his impressive portfolio of patents and a commitment to innovation, Christopher Bull represents the forefront of advancements in antimicrobial and antiviral materials. His work not only demonstrates his inventiveness but also holds the potential to greatly impact public health practices and improve hygiene standards across various applications.