Company Filing History:
2 out of 2,297 
1 out of 247 Years Active: 1986-1993
Title: The Innovations of Stephen J DeLaHunt
Introduction
Stephen J DeLaHunt is an accomplished inventor based in Harvard, MA (US). He holds a total of 3 patents that showcase his expertise in computer systems and data management. His work has significantly contributed to the field of multi-processor computer systems.
Latest Patents
One of his latest patents is titled "Scheme for insuring data consistency between a plurality of cache." This invention provides a method for ensuring data consistency between individual processor cache memories and the main memory in a multi-processor computer system. The method is capable of detecting predefined data inconsistency states during data transaction requests and correcting them to ensure operations are executed correctly. It addresses two types of data inconsistency states, focusing on preventing the use of stale data in cache and ensuring that updated data is returned to requesting units.
Another notable patent is "Synchronizing and processing of memory access operations in." This invention involves a system control unit (SCU) that manages locked memory access requests in a multiprocessing computer system. The SCU controls the parallel operation of multiple central processing units (CPUs) and I/O units relative to a common main memory. It utilizes a lock directory defined by lock bits to manage memory access requests efficiently, ensuring fairness in processing denied lock requests.
Career Highlights
Throughout his career, Stephen has worked with prominent companies such as Digital Equipment Corporation and International Computers Limited. His experience in these organizations has allowed him to develop innovative solutions that enhance the performance and reliability of computer systems.
Collaborations
Stephen has collaborated with notable coworkers, including Scott Arnold and Tryggve Fossum. Their combined expertise has contributed to the successful development of various technologies in the field.
Conclusion
Stephen J DeLaHunt's contributions to the field of computer systems through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the way data consistency and memory access are managed in modern computing environments.