Arvada, CO, United States of America

Samuel D Cheatham

This inventor holds 3 USPTO granted patents. Top assignee: International Business Machines Corporation. Active years: 1978-1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Samuel D Cheatham. Retrieved from https://idiyas.com/inventor/samuel-d-cheatham-qs4ymzr2

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 39(Granted Patents)


Company Filing History:


Years Active: 1978-1981

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3 patents (USPTO):Explore Patents

Title: Samuel D. Cheatham: Innovator in Magnetic Recording Technology

Introduction

Samuel D. Cheatham is a notable inventor based in Arvada, Colorado. He has made significant contributions to the field of magnetic recording technology, holding a total of 3 patents. His work has paved the way for advancements in data storage and retrieval systems.

Latest Patents

Cheatham's latest patents include innovative methods for stabilizing recorded signals in magnetic record members. One of his key inventions involves a process where a first signal is stabilized in a magnetic record member using a head with a specific maximal gap length and pole pieces of high saturation induction. After recording the first signal, the magnetic record member undergoes surface erasing to stabilize the recorded signal. This process allows for easier recording and recovery of signals using transducers with shorter gap lengths. Additionally, he has developed a magnetic head with a jagged-edged gap, which enhances AC erase characteristics. This head is formed from two half-core elements of magnetic material and includes a non-magnetic substance within the gap, improving the overall performance of magnetic erasure.

Career Highlights

Samuel D. Cheatham is associated with the International Business Machines Corporation (IBM), where he has contributed to various projects and innovations in magnetic recording technology. His expertise and inventions have significantly impacted the industry, leading to more efficient data storage solutions.

Collaborations

Cheatham has worked alongside notable colleagues, including Munro K. Haynes and Julian Lewkowicz. Their collaborative efforts have further advanced the field of magnetic recording technology.

Conclusion

Samuel D. Cheatham's contributions to magnetic recording technology demonstrate his innovative spirit and dedication to advancing data storage solutions. His patents reflect a deep understanding of the complexities involved in magnetic recording, making him a key figure in this technological domain.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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