David L Bernard

Title: Innovator Spotlight: David L. Bernard

Introduction: David L. Bernard is a remarkable inventor based in Lexington, KY, known for his significant contributions to the field of microfluidics. With an impressive portfolio of 27 patents, Bernard has made strides in developing innovative technologies that enhance fluid dispensing methods.

Latest Patents: Among his latest inventions are two groundbreaking patents. The first patent involves a microfluidic chip, head, and dispensing device specifically designed for dispensing fluids containing an acidic component. This innovative method focuses on generating a microfluidic ejection chip by creating an opening in a silicon substrate through multiple iterations of a deep reactive ion etching process. It further includes the formation of a passivation layer over the exposed silicon, ensuring that the passivation layer remains permanent at the opening, thereby defining a fluid passageway.

The second patent revolves around the deep reactive ion etching process for fluid ejection heads. This invention outlines a method for a fluid ejection device that optimizes the silicon shelf width between a fluid supply via and a fluid ejector stack. The ejection head chip comprises a silicon substrate with a fluid ejector stack deposited on it, featuring an isolated metal layer from the fluid supply via via encapsulating material.

Career Highlights: Throughout his career, Bernard has worked with notable companies that include Funai Electric Company Ltd. and Lexmark International, Inc. His experience in these organizations has significantly contributed to his evolution as a skilled inventor in the field of technology.

Collaborations: David L. Bernard has collaborated with talented individuals in his field, including Andrew McNees and Paul William Dryer. These partnerships have fostered innovative ideas and technological advancements in their projects.

Conclusion: David L. Bernard continues to be a prominent figure in the realm of inventions and patents, with his work focused on advancing technology in microfluidics. His dedication to innovation and collaboration highlights the importance of teamwork in driving technological progress and solving complex challenges within the industry.