Location History:
- Menomonee Falls, WI (US) (1992 - 1993)
- Lake Oswego, OR (US) (2010)
Company Filing History:
2 out of 10 
1 out of 832,843 Years Active: 1992-2010
Title: The Innovative Mind of David S Kearns
Introduction
David S Kearns is an accomplished inventor based in Menomonee Falls, WI (US). He has made significant contributions to the field of technology, particularly in the development of advanced calculators. With a total of 3 patents to his name, Kearns has demonstrated a commitment to innovation and problem-solving.
Latest Patents
One of Kearns' latest patents is a graphical calculator with a hierarchical view of usage history. This innovative calculator features a hierarchical tree view (HTV) window that provides a more efficient method of displaying calculator usage history. The HTV window allows users to choose between multiple tabs displaying usage history, enabling quick access to more information without occupying excessive display area. Users can expand or unexpand expressions listed in the HTV window to view associated data. Additionally, the calculator offers tool tip information, the ability to reuse displayed expressions through double-clicking or drag-and-drop operations, and the option to group expressions into user-defined folders. Symbols can be used for easy identification of expressions, results, or folders. Furthermore, usage history can be stored in a file for later reuse, and users can create, execute, and save scripts and functions for future use.
Career Highlights
Throughout his career, Kearns has worked with various companies, including The Design House, LLC. His experience in the industry has allowed him to refine his skills and contribute to innovative projects that enhance user experience and functionality.
Collaborations
Kearns has collaborated with talented individuals, including Geetha Pannala, to bring his inventive ideas to fruition. Their teamwork has resulted in advancements that benefit users in practical ways.
Conclusion
David S Kearns is a notable inventor whose work in developing advanced calculators showcases his innovative spirit and dedication to improving technology. His contributions continue to influence the field and inspire future innovations.