Location History:
- Mendota Heights, WI (US) (2006)
- Mendota Heights, MN (US) (2002 - 2021)
Company Filing History:
Years Active: 2002-2021
Title: Profile of Andrew T. Ruff – Innovator in Optical Film Technology
Introduction
Andrew T. Ruff, an esteemed inventor based in Mendota Heights, Minnesota, has made significant contributions to the field of optical film technology. With a remarkable portfolio of 27 patents, Ruff is recognized for his innovative approaches and technical expertise in developing processes and apparatuses used in the production of advanced films.
Latest Patents
Among his latest inventions, Andrew has patented processes and apparatus for creating transversely drawn films characterized by a substantially uniaxial orientation. One notable patent describes a stretcher designed for processing film, which effectively grasps the edge portions of a film, conveys it in the machine direction, and manipulates the opposing edges along diverging, substantially parabolic paths to produce a stretched film. Another significant patent involves a roll of multilayer optical film that contains a substantially uniaxially-oriented multilayer structure. This innovative roll features at least one layer with indices of refraction in the length and thickness directions that are substantially identical, yet distinct from the index in the width direction.
Career Highlights
Currently, Andrew T. Ruff is associated with 3M Innovative Properties Company, where he leverages his expertise in the development of optical films and materials. His work has been pivotal in enhancing the capabilities and applications of films used in various industries, demonstrating his ability to blend innovation with practicality.
Collaborations
Throughout his career, Andrew has collaborated with notable colleagues, including John Allen Wheatley and William Ward Merrill. These partnerships have fostered a creative environment that encourages the sharing of ideas and the development of cutting-edge technologies in the film processing sector.
Conclusion
Andrew T. Ruff’s contributions to the field of optical films through his innovative patents reflect his dedication to advancing technology. His work at 3M Innovative Properties Company has established him as a significant figure in the industry, making a lasting impact through his inventions and collaborations.
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.