Company Filing History:
19 out of 14,076 
1 out of 7,865 
Years Active: 1996-2024
Title: Diane North: Innovator in Graphic Film Technologies
Introduction
Diane North, based in Inver Grove Heights, Minnesota, is a notable inventor with a remarkable portfolio of 20 patents. Her innovative contributions primarily focus on materials used in graphic films, showcasing a blend of creativity and technical prowess that pushes the boundaries of current technology.
Latest Patents
Among Diane's latest patents is a film comprising polylactic acid polymer suitable for graphic articles. This invention describes a film layer that includes a semicrystalline or amorphous polylactic acid polymer and a second polymer, such as polyvinyl acetate, ensuring enhanced performance at temperatures above 25°C. The patent also outlines methods for creating a superior graphic film that incorporates inorganic pigments and hydrolysis stabilizers, achieving a net melting endotherm of less than 10 J/g.
Another recent innovation is the development of conformable color-shifting laminates. This stretchable reflective color-shifting film consists of multiple layers, including a stretchable transparent polymer layer, a semi-transmissive metal layer, and a reflective metal layer. The film's design allows for impressive peak total reflectance when stretched, maintaining 80% of its unstretched peak reflectance, as verified by the Total Reflectivity Test.
Career Highlights
Diane has made significant strides during her career, having worked with prominent companies such as 3M Innovative Properties Company and Minnesota Mining and Manufacturing Company. Her tenure at these organizations has equipped her with valuable experience and has provided her with the opportunity to leverage her innovative ideas into practical applications.
Collaborations
Throughout her career, Diane North has collaborated with esteemed colleagues, including Andrew John Ouderkirk and Patrick R. Fleming. These partnerships have fostered a synergistic environment that enhances the development of cutting-edge technologies and innovative solutions in the industry.
Conclusion
Diane North stands out as a visionary inventor whose work in graphic film technologies has made a lasting impact on the field. With her impressive array of patents and commitment to innovation, she continues to inspire and pave the way for future advancements in material science and graphic applications.