Company Filing History:
4 out of 490 
2 out of 5,267 
2 out of 2,495 
Years Active: 1997-2011
Title: Innovations of John D. Lofgren
Introduction
John D. Lofgren is a notable inventor based in Orlando, FL, with a significant contribution to the field of pipeline technology. He holds a total of 8 patents, showcasing his innovative approach to solving complex engineering challenges. His work primarily focuses on methods to enhance the efficiency and reliability of pipelines.
Latest Patents
Among his latest patents, Lofgren has developed a "Method and apparatus for augmenting a pipeline with a bubble-removal circuit." This invention provides a system that generates a bubble-removal circuit, which determines a clock-enable signal based on the validity of data in upstream registers and the status of the pipeline. The system effectively replaces invalid data in a register with valid data from an adjacent register, preventing the propagation of errors downstream.
Another significant patent is the "Removing a pipeline bubble by blocking clock signal to downstream stage when downstream stage contains invalid data." This invention detects stalls in the pipeline and replaces invalid data in a register with valid data from an upstream register, thereby removing the invalid data from the pipeline and enhancing its overall performance.
Career Highlights
Lofgren has had a distinguished career, working with prominent companies such as Martin Marietta Corporation and Lockheed Martin Corporation. His experience in these organizations has contributed to his expertise in pipeline technology and innovation.
Collaborations
Throughout his career, Lofgren has collaborated with talented individuals, including Richard W. Benton, Sr. and Brett W. Attaway. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
John D. Lofgren's contributions to pipeline technology through his innovative patents demonstrate his commitment to advancing engineering solutions. His work continues to influence the industry and inspire future inventors.