Ullal Vasant Nayak

This inventor holds 22 USPTO granted patents. Top assignees: International Business Machines Corporation, Hitachi Global Storage Technologies Netherlands B.v.. Active years: 1995-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ullal Vasant Nayak. Retrieved from https://idiyas.com/inventor/ullal-vasant-nayak

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

USPTO Granted Patents = 22

% Patents Active = 59.1

Average Co-Inventor Count = 4.2

ph-index = 9

Forward Citations = 201(Granted Patents)

Company Filing History:

12 out of 166,325

International Business Machines Corporation

patents

10 out of 2,636

Hitachi Global Storage Technologies Netherlands B.v.

patents

Years Active: 1995-2012

Loading Chart...

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8192249 - Systems and methods for polishing a magnetic disk (2012-06-05),

2. 7946156 - Glide test heads using heating elements to form a planar detection surface (2011-05-24),

3. 7586711 - Magnetic performance of a magnetic transducer operating within a hard disk drive (2009-09-08),

4. 7405896 - Method and apparatus for detecting slider/disk fly-height modulation in a hard disk drive (2008-07-29),

5. 7312941 - Disk drive with head-disk interaction sensor integrated with suspension (2007-12-25),

6. 7230800 - Microactuator for a hard disk drive with an integrated gimbal function (2007-06-12),

7. 7164557 - Apparatus for burnishing small asperities and cleaning loose particles from magnetic recording media (2007-01-16),

8. 7002768 - Disk drive having reduced variation of disk surface lubricant layer thickness (2006-02-21),

9. 6958871 - Head-disk interaction sensor integrated with suspension (2005-10-25),

10. 6947242 - Apparatus and method for dynamic fly height adjustment (2005-09-20),

11. 6767584 - Disk substrate with monosized microbumps (2004-07-27),

12. 6497021 - Method and apparatus for providing a low cost contact burnish slider (2002-12-24),

13. 6493185 - Optimized pad design for slider and method for making the same (2002-12-10),

14. 6407880 - Environmental corrosion protection for hard disk drive elements by thermal activation (2002-06-18),

15. 6125005 - Altitude insensitive air bearing using pitch compensation for data (2000-09-26),

Title: Ullal Vasant Nayak: Innovator in Magnetic Disk Technology

Introduction

Ullal Vasant Nayak is an accomplished inventor based in San Jose, CA, holding an impressive portfolio of 22 patents. His contributions to the field of magnetic disk technology have significantly enhanced the functionality and efficiency of disk drive systems.

Latest Patents

Among his latest innovations are two notable patents. The first patent details the "Systems and methods for polishing a magnetic disk." This invention describes a polishing system that utilizes a polishing film and actuator to effectively polish the surface of a magnetic disk used in disk drives. The polishing system incorporates a pad with protrusions designed to contact the polishing film, ensuring optimal contact pressure during the polishing process.

The second patent focuses on "Glide test heads using heating elements to form a planar detection surface." This innovation presents a glide test system where a glide test head detects asperities on a recording disk. Notably, it features heating elements that allow for precise control of the detection pad's protrusion, enhancing the reliability of surface detection by compensating for uneven topography.

Career Highlights

Ullal Vasant Nayak's career includes significant tenures at renowned companies such as International Business Machines Corporation (IBM) and Hitachi Global Storage Technologies Netherlands B.V. His expertise in magnetic disk technology has made a substantial impact on the advancement of data storage solutions.

Collaborations

Throughout his career, Nayak has had the opportunity to collaborate with influential colleagues, including Karl Arthur Flechsig and Timothy C. O'Sullivan. These collaborations have contributed to the innovative developments in the field of magnetic disk technology.

Conclusion

Ullal Vasant Nayak continues to be a pivotal figure in the realm of disk technology innovation. His patents reflect a deep understanding of the complex challenges in data storage and position him as a leading inventor in the industry. With his ongoing commitment to innovation, the impact of his work will undoubtedly shape the future of magnetic disk technologies.

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]