Inventors with similar research interests:
Location History:
- Wadsworth, OH (US) (1991)
- Pittsburgh, PA (US) (1997)
- Appollo, PA (US) (2013)
- Apollo, PA (US) (1993 - 2023)
Company Filing History:
26 out of 213 
25 out of 1,254 
4 out of 2,825 
Years Active: 1991-2024
Title: David B. Knowles: Innovator in Ophthalmic Lens Technology
Introduction: David B. Knowles, based in Apollo, Pennsylvania, is a prolific inventor recognized for his substantial contributions to the field of optical technology. With a remarkable portfolio of 63 patents, he has significantly impacted the manufacturing processes of ophthalmic lenses, particularly in the development of photochromic coatings.
Latest Patents: Among Knowles' latest patents is the invention titled "Apparatus and method for precision coating of ophthalmic lenses with photochromic coatings." This innovative method involves the use of a coating apparatus equipped with an ultrasonic discharge nozzle to create a mixture of coating compositions that can be applied to optical articles, forming a controlled pattern upon exposure to actinic radiation. Additionally, he has developed a patent for "Curable photochromic compositions," which outlines a composition consisting of active hydrogen-functional groups and polyisocyanate components to achieve optimal photochromic properties.
Career Highlights: Throughout his career, David B. Knowles has held key positions in notable companies including Transitions Optical, Inc. and Universal Display Corporation. His work has been instrumental in advancing technologies that enhance the performance and functionality of optical products, making significant strides in the industry.
Collaborations: Knowles has collaborated with respected professionals in the field, including Robert W. Walters and Cory S. Brown. These partnerships have fostered a collaborative environment that has led to numerous innovations in optical technology.
Conclusion: David B. Knowles exemplifies the spirit of innovation in the field of ophthalmic lens technology. With a strong foundation of patents and collaborative efforts, he continues to influence advancements that improve optical products, demonstrating the vital role inventors play in shaping our technological landscape.
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