Company Filing History:
Years Active: 1977
Title: The Innovations of Patrick Fred DeJohn
Introduction
Patrick Fred DeJohn is a notable inventor based in Dallas, TX (US). He has made significant contributions to the field of mass storage systems. His work focuses on error recovery and control, which is crucial for maintaining data integrity in complex storage environments.
Latest Patents
One of his key patents is titled "Error recovery and control in a mass storage system." This invention describes a virtually addressed multilevel mass storage system (MSS) that includes error recovery and definition procedures. The system is designed to control and enable recovery from various error conditions that may arise in an upper storage level. The patent addresses multiple potential error conditions, such as data errors detected during a destage and repeated upper-level equipment errors. These issues can compromise the integrity of data being stored at lower levels. The corrective actions outlined in the patent involve coordination with a host computer, reconfiguration, and careful management of data in error.
Career Highlights
Patrick Fred DeJohn has worked with International Business Machines Corporation, commonly known as IBM. His role at IBM has allowed him to contribute to advancements in data storage technology. His innovative approach to error recovery has positioned him as a key figure in the field.
Collaborations
Throughout his career, DeJohn has collaborated with notable colleagues, including Charles Edwin Hoff and Robert Douglas Tennison. These partnerships have fostered an environment of innovation and have led to significant advancements in technology.
Conclusion
Patrick Fred DeJohn's contributions to mass storage systems and error recovery highlight his importance as an inventor. His work continues to influence the field, ensuring data integrity and reliability in storage solutions.