Company Filing History:
Years Active: 1990-2004
Title: The Innovations of John P. Williston
Introduction
John P. Williston is a notable inventor based in Plano, TX (US). He has made significant contributions to the field of semiconductor technology, holding a total of 7 patents. His work has been instrumental in advancing the efficiency and accuracy of semiconductor manufacturing processes.
Latest Patents
One of Williston's latest patents focuses on semiconductor wafer edge marking. This innovation involves marking identification and orientation information along the edge of a semiconductor wafer. The information can be marked using laser technology at various locations along the flat portion or bevel of the wafer's edge. The wafer marking may be encoded, for instance, by utilizing a 2-D bar code. Additionally, a system for reading the identification information from wafers in a carrier is disclosed. This system includes a sensor that detects reflected light from the wafer markings along the edge and decodes the identification and orientation information. A motor, controlled by feedback from the sensor, rotates the wafers until the marking is visible to the sensor. Furthermore, a processing system, which includes a rotatable chuck for placing the wafer, is also part of this innovation. This system is equipped with a sensor for sensing identification and orientation information from the wafer edge, along with a process control computer that receives signals corresponding to the identification information for manufacturing data logging and process control.
Career Highlights
John P. Williston is currently employed at Texas Instruments Corporation, where he continues to innovate in the semiconductor field. His work has not only contributed to the company's success but has also impacted the broader technology landscape.
Collaborations
Throughout his career, Williston has collaborated with notable colleagues, including Martin Austin Wand and Thomas J. Doty. These collaborations have fostered an environment of innovation and creativity, leading to advancements in semiconductor technology.
Conclusion
John P. Williston's contributions to semiconductor technology through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence the industry and pave the way for future innovations.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.