Company Filing History:
1 out of 3,523 
1 out of 832,812 Years Active: 1994-1997
Title: The Innovations of Donald Ray Preslar
Introduction
Donald Ray Preslar is an accomplished inventor based in Three Bridges, NJ (US). He holds 2 patents that showcase his contributions to the field of electronics and memory technology. His work has significantly impacted the development of programmable memory cells and circuit designs.
Latest Patents
One of Preslar's notable inventions is the Electrically Programmable Memory Cell. This EPROM cell features an MOS device with a floating gate electrode that is ohmically insulated from the channel region. The design includes a separate diode with a p-n junction, allowing for efficient writing of data into the floating gate electrode. This is achieved through voltage breakdown across the diode p-n junction, facilitating the flow of high-energy electrons. The innovative design enhances the turn-on and turn-off characteristics of the MOS device.
Another significant patent is the Inductive Load Dump Circuit. This circuit connects the source-to-drain conduction path of a power switching transistor in series with an inductive load. It incorporates a voltage transient clamping transistor that limits voltage rise during transient events. This design ensures that the switching transistor can effectively discharge energy stored in the inductive load, enhancing the reliability of power switching applications.
Career Highlights
Throughout his career, Donald Ray Preslar has worked with various companies, including Harris Corporation. His experience in the industry has allowed him to develop and refine his innovative ideas, contributing to advancements in electronic components and systems.
Collaborations
Preslar has collaborated with notable professionals in his field, including Raymond L. Giordano. These partnerships have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.
Conclusion
Donald Ray Preslar's contributions to the field of electronics through his patents and collaborations highlight his role as a significant inventor. His work continues to influence advancements in memory technology and circuit design.