Company Filing History:

20 out of 164,108

International Business Machines Corporation

patents

4 out of 2,636

Hitachi Global Storage Technologies Netherlands B.v.

patents

1 out of 52

Hitachi Global Storage Technologies

patents

Years Active: 1980-2008

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25 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 7333300 - Magnetoresistive device with lapping guide treated to eliminate magnetoresistive effect thereof (2008-02-19),

2. 7332099 - Ion bombardment of electrical lapping guides to decrease noise during lapping process (2008-02-19),

3. 7185310 - System and method for charge-balanced, continuous-write mask and wafer process for improved colinearity (2007-02-27),

4. 6982042 - Ion bombardment of electrical lapping guides to decrease noise during lapping process (2006-01-03),

5. 6846222 - Multi-chambered, compliant apparatus for restraining workpiece and applying variable pressure thereto during lapping to improve flatness characteristics of workpiece (2005-01-25),

6. 6731110 - Magneto-resistive device with built-in test structure and method for determining resistance and track width (2004-05-04),

7. 6684171 - In-situ stripe height calibration of magneto resistive sensors (2004-01-27),

8. 6588091 - Method of making magnetic head with precisely defined zero throat height (2003-07-08),

9. 6346029 - Bow compensated lapping (2002-02-12),

10. 6174218 - Bow compensated lapping (2001-01-16),

11. 6134080 - Magnetic head with precisely defined zero throat height (2000-10-17),

12. 6027397 - Dual element lapping guide system (2000-02-22),

13. 5987725 - Method for parting a slider from a slider row (1999-11-23),

14. 5876264 - Deposition process windage calibration (1999-03-02),

15. 5749769 - Lapping process using micro-advancement for optimizing flatness of a (1998-05-12),

Title: **Mark Anthony Church: A Pioneer in Lapping Technology**

Introduction

Mark Anthony Church, based in Los Gatos, CA, is a notable inventor with an impressive portfolio of 25 patents. His contributions to the field of lapping technology have paved the way for advancements in reducing noise during critical processes in the manufacturing of magnetoresistive devices.

Latest Patents

Church's latest patents reflect his innovative approach to enhancing the lapping process through ion bombardment techniques. One of his significant inventions is a method for reducing noise in lapping guides. This method involves bombarding selected portions of a magnetoresistive device wafer with ions, effectively diminishing the magnetoresistive effect of the lapping guides. Another groundbreaking patent details a similar approach for a Giant Magnetoresistive device. This method includes masking specific portions of the wafer to define regions that can be treated to reduce the magnetoresistive effect, ultimately improving the accuracy of the lapping process.

Career Highlights

Throughout his career, Mark Anthony Church has been associated with prominent companies, including International Business Machines Corporation (IBM) and Hitachi Global Storage Technologies. His work with these organizations has significantly contributed to technological advancements and innovative solutions in the field of semiconductor manufacturing.

Collaborations

Church has collaborated with several notable individuals in his field, including Alain M. Desouches and Richard E. Krebs. These partnerships have fostered innovation and the sharing of ideas, which have been instrumental in the development of effective lapping technologies.

Conclusion

Mark Anthony Church's inventive spirit and dedication to reducing noise in lapping processes highlight his significant role in the electronics manufacturing industry. With a rich portfolio of patents and impactful collaborations, Church continues to pave the way for innovations that enhance the efficiency and effectiveness of magnetoresistive device production.

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