San Jose, CA, United States of America

Erich Sawatzky

This inventor holds 4 USPTO granted patents. Top assignees: International Business Machines Corporation, Seagate Technology Incorporated. Active years: 1977-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Erich Sawatzky. Retrieved from https://idiyas.com/inventor/erich-sawatzky

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 4

Forward Citations = 112(Granted Patents)


Company Filing History:


Years Active: 1977-2001

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4 patents (USPTO):Explore Patents

Title: The Innovations of Erich Sawatzky

Introduction

Erich Sawatzky is a notable inventor based in San Jose, CA, with a focus on advancements in magnetic recording technologies. He holds a total of 4 patents that showcase his contributions to the field. His work has significantly impacted the design and functionality of disc drive recording media.

Latest Patents

One of Sawatzky's latest patents is the "Thermo-resistive glide test head for disc drive recording media." This invention features an improved media defect glide test head assembly that incorporates a wide thermo-resistive (TR) element. This element is designed for the detection of thermal asperities on the surfaces of magnetic recording discs. The wide TR element allows for rapid testing of the media surface by detecting thermal asperities across a relatively wide band during each disc rotation. Additionally, the TR element can be formed of materials like nickel, which have a large thermal resistance coefficient, and includes intermediary taps for precise mapping of thermal asperities.

Another significant patent is the "Contact magnetic recording disk file with a magnetoresistive read sensor." This invention utilizes a magnetoresistive (MR) sensor for reading data recorded on the disk. The design enhances performance by minimizing the effects of baseline read signal modulation caused by temperature variations. The MR sensor is supported on a carrier that rides on a liquid bearing, ensuring optimal operation and data retrieval.

Career Highlights

Throughout his career, Erich Sawatzky has worked with prominent companies such as IBM and Seagate Technology Incorporated. His experience in these organizations has allowed him to develop innovative solutions that address challenges in magnetic recording technology.

Collaborations

Sawatzky has collaborated with notable professionals in the field, including Wen-Chuang Ko and Luis P Franco. These partnerships have contributed to the advancement of his inventions and the overall progress in magnetic recording technologies.

Conclusion

Erich Sawatzky's contributions to the field of magnetic recording technology are significant and impactful. His innovative patents reflect his expertise and dedication to improving disc drive recording media. His work continues to influence the industry and inspire future advancements.

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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