Company Filing History:

4 out of 164,108

International Business Machines Corporation

patents

4 out of 2,636

Hitachi Global Storage Technologies Netherlands B.v.

Years Active: 1996-2011

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10 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 8040131 - Method for testing the acceptability of a magnetic read sensor (2011-10-18),

2. 7652853 - Thin shield structure for reduced protrusion in a magnetoresistive head (2010-01-26),

3. 7573677 - Reduction of interference pickup in heads for magnetic recording by minimizing parasitic capacitance (2009-08-11),

4. 7508613 - Method and apparatus for balanced shield shunts, leads and pads for electrical noise reduction in read heads (2009-03-24),

5. 7206154 - Method and apparatus for balanced shield shunts, leads and pads for electrical noise reduction in read heads (2007-04-17),

6. 6324031 - Disk drive with reduced electrostatic charge on slider-head assembly (2001-11-27),

7. 6315839 - Method of making a keeper layer for a spin valve sensor with low intrinsic anisotropy field (2001-11-13),

8. 6265885 - Method, apparatus and computer program product for identifying electrostatic discharge damage to a thin film device (2001-07-24),

9. 6084743 - Magnetic recorder apparatus with reduced debris accumlation on the (2000-07-04),

10. 5508614 - Non-contact method for testing for MR shield short circuits (1996-04-16),

Title: **Innovative Contributions of Robert Langland Smith in Magnetic Technologies**

Introduction

Robert Langland Smith, an esteemed inventor based in Cupertino, California, has made significant contributions to the field of magnetic technologies, amassing a total of ten patents throughout his career. His innovative work primarily focuses on improving the performance and reliability of magnetic read sensors and recording heads, which are essential components in data storage solutions.

Latest Patents

Among his latest patents, Smith developed a "Method for testing the acceptability of a magnetic read sensor." This method involves evaluating a magnetic head to determine if it is adversely affected by temperature variations. The process includes conducting tests at varying temperatures while measuring signal amplitude and signal asymmetry. If the results indicate excessive variation due to temperature changes, the magnetic head is deemed unsuitable for use.

Another notable invention is the "Thin shield structure for reduced protrusion in a magnetoresistive head." This patent describes a magnetic data recording head that minimizes thermally induced shield protrusion. The design features a magnetoresistive sensor sandwiched between two thin shields, with a carefully defined ratio of shield thickness to gap distance, ensuring optimal performance and efficiency.

Career Highlights

Robert Langland Smith has had a distinguished career, having worked with prominent companies in the technology sector, including IBM and Hitachi Global Storage Technologies Netherlands B.V. His positions at these organizations have allowed him to refine his expertise and contribute to groundbreaking advancements in data storage technologies.

Collaborations

Throughout his career, Smith has collaborated with talented professionals, including Jih-Shiuan Luo and Chin-Yu Yeh. Together, they have worked on various projects that have pushed the boundaries of what is possible in magnetic technology, leading to the successful development of innovative solutions.

Conclusion

Robert Langland Smith exemplifies the spirit of innovation within the technology industry. With a growing portfolio of patents and multiple collaborations, he continues to influence the evolution of magnetic technologies. His contributions not only enhance data storage solutions but also pave the way for future advancements in the field.

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