Company Filing History:
6 out of 4,791 
2 out of 335 
Years Active: 1978-2000
Title: The Innovations of Richard E. Crippen
Introduction
Richard E. Crippen is a notable inventor based in Mountain View, California, with a remarkable portfolio of eight patents. His work primarily focuses on advancements in electronic circuits, particularly in the realm of liquid crystal displays and electrostatic discharge protection.
Latest Patents
One of his latest patents is a low current voltage supply circuit for an LCD driver. This innovative circuit employs two voltage dividers, where the low current voltage divider utilizes high resistance elements to provide a bias voltage with minimal current. Conversely, the high current voltage divider employs low resistance elements to deliver a bias voltage with high current, ensuring that the liquid crystal display receives the necessary current for quick updates. Additionally, a halt mode feature allows the circuit to conserve power by disconnecting from the voltage source during sleep mode. Another significant patent is an electrostatic discharge protection circuit and method designed for the output pads of integrated circuits. This protection circuit includes multiple NMOS transistors that work together to maximize protection against electrostatic discharge damage.
Career Highlights
Throughout his career, Richard has made significant contributions while working for prominent companies such as National Semiconductor Corporation and Fairchild Camera and Instrument Corporation. His expertise in electronic circuit design has been instrumental in developing innovative solutions that enhance device performance.
Collaborations
Richard has collaborated with notable professionals in the field, including William E. Miller and Christopher M. Hall. Their combined efforts have led to advancements in technology that benefit various applications.
Conclusion
Richard E. Crippen's contributions to the field of electronics through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the development of electronic devices today.