This inventor holds 5 USPTO granted patents. Top assignee: The Dow Chemical Company. Active years: 1989-1992.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1989-1992
Title: Innovations of William J Dubensky
Introduction
William J Dubensky is a notable inventor based in Traverse City, MI (US). He has made significant contributions to the field of materials science, particularly in the development of advanced ceramics. With a total of five patents to his name, Dubensky's work focuses on enhancing the properties of silicon nitride ceramics.
Latest Patents
One of Dubensky's latest patents is for a self-reinforced silicon nitride ceramic of high fracture toughness. This innovative process involves hot-pressing a powder mixture that includes silicon nitride, sodium oxide as a densification aid, lanthanum oxide as a conversion aid, and gallium oxide to enhance the growth of beta-silicon nitride whiskers. The resulting ceramic exhibits high fracture toughness and strength, with at least 20 volume percent of the beta-silicon nitride phase formed into whiskers with an average aspect ratio of at least 2.5. The glassy second phase contains the densification aid, conversion aid, and silica, along with a minor amount of aluminum nitride or boron nitride. Additionally, the glassy phase may include silicon carbide whiskers as a secondary reinforcing material.
Career Highlights
William J Dubensky has had a distinguished career at The Dow Chemical Company. His work has been instrumental in advancing the understanding and application of silicon nitride ceramics in various industries. His innovative approaches have led to the development of materials that are not only stronger but also more versatile in their applications.
Collaborations
Throughout his career, Dubensky has collaborated with several esteemed colleagues, including Aleksander Jozef Pyzik and Douglas B Schwarz. These collaborations have fostered a rich exchange of ideas and have contributed to the success of his innovative projects.
Conclusion
William J Dubensky's contributions to the field of materials science, particularly through his patents on silicon nitride ceramics, highlight his role as a leading inventor. His work continues to influence advancements in ceramic technology and materials engineering.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile