Company Filing History:
24 out of 24,203 
2 out of 7 
1 out of 833,002 Years Active: 1976-1986
Title: **David D Thornburg: Innovator in Touch Tablet Technology**
Introduction
David D Thornburg is a notable inventor based in Los Altos, California, with a remarkable portfolio of 27 patents to his name. His contributions to the field of technology, particularly in the realm of touch tablet devices, have paved the way for enhanced user interaction with digital systems.
Latest Patents
One of his latest patents involves a simplified touch tablet data device. This innovative design comprises two sheets of insulating material, each containing numerous spaced conductive lines. A resistive strip on each sheet connects the conductive lines, functioning as potentiometers that are essential for determining the contact point when a user presses on one of the sheets. The unique configuration of the sheets allows for orthogonal conductive lines, resulting in improved sensitivity and performance. Another significant patent by David features a touch tablet designed for data entry into computers or graphics displays, significantly enhancing user interface reliability by reducing noise sensitivity.
Career Highlights
Throughout his career, David D Thornburg has collaborated with prominent companies such as Xerox Corporation and Koala Technologies Corporation. His time at these organizations has contributed extensively to his expertise and the innovative development of touch-related technologies.
Collaborations
In his professional journey, David has worked alongside esteemed colleagues like Roy J Lahr and George M White. These collaborations have likely played a vital role in shaping his inventive approach and expanding his professional network in the industry.
Conclusion
David D Thornburg's contributions to touch tablet technology exemplify the spirit of innovation. His patents not only demonstrate technical proficiency but also highlight his commitment to enhancing user interfaces in computing. As technology continues to evolve, inventions like Thornburg's pave the way for future advancements in how we interact with digital devices.