Location History:
- River Falls, WI (US) (2004 - 2007)
- Saint Paul, MN (US) (2007)
Company Filing History:
4 out of 14,059 
1 out of 832,680 Years Active: 2004-2007
Title: Innovations of David W Leonard
Introduction
David W Leonard is an accomplished inventor based in River Falls, WI (US). He holds a total of 5 patents that showcase his expertise in coating technologies. His innovative approaches have significantly advanced the field of coating applications.
Latest Patents
One of his notable patents is the "Coating device and method using pick-and-place devices having equal or substantially equal periods." This invention utilizes a sufficient number of pick-and-place devices to form continuous void-free uniform coatings, even in the presence of coating caliper surges or voids. The design allows for extremely uniform and thin coatings to be applied at high speeds, while also facilitating drying and reducing sensitivity to variations in coating thickness.
Another significant patent is the "Wet coating improvement station." This method enhances the uniformity of wet coatings by employing periodic pick-and-place devices that contact the coating at various positions on the substrate. This technique results in extremely uniform and thin coatings, applied rapidly and with sharply defined edges. The equipment required for these methods is straightforward to construct and operate, allowing for easy adjustments to coating thickness.
Career Highlights
David W Leonard has worked with 3M Innovative Properties Company, where he contributed to the development of advanced coating technologies. His work has had a lasting impact on the industry, particularly in improving the efficiency and quality of coating applications.
Collaborations
Throughout his career, Leonard has collaborated with notable individuals such as William Keith Leonard and Albert E Seaver. These partnerships have further enriched his innovative endeavors and contributed to the success of his projects.
Conclusion
David W Leonard's contributions to the field of coating technologies through his patents and collaborations highlight his role as a significant inventor. His innovative methods continue to influence the industry and improve coating applications.
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.