Company Filing History:

30 out of 164,108

International Business Machines Corporation

patents

11 out of 2,636

Hitachi Global Storage Technologies Netherlands B.v.

patents

Years Active: 1987-2012

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41 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 8174788 - Motor mount for interference suppression in a hard disk drive (2012-05-08),

2. 8059373 - EMR sensor and transistor formed on the same substrate (2011-11-15),

3. 7667914 - Direct coupled wide-bandwidth front-end with smart bias control amplifier (2010-02-23),

4. 7619843 - Write through drivers for disk drive systems (2009-11-17),

5. 7545608 - Current-perpendicular-to-the-plane (CPP) magnetoresistive sensor with impedance adjustment (2009-06-09),

6. 7489479 - Electrical lead suspension having partitioned air slots (2009-02-10),

7. 7352535 - Method and apparatus for reducing crosstalk and signal loss in flexing interconnects of an electrical lead suspension (2008-04-01),

8. 7177107 - Preamplifier circuit with signal interference cancellation suitable for use in magnetic storage devices (2007-02-13),

9. 7158348 - Integrated lead suspension for use in a disk drive using a tri-metal laminate and method for fabrication (2007-01-02),

10. 7061706 - Circuitry for linear control of head flying height using thermal means (2006-06-13),

11. 6859347 - Magnetic transducer with electrically conductive shield for reducing electromagnetic interference (2005-02-22),

12. 6671113 - Characteristically terminated write driver with compensation for magnetic response and method therefor (2003-12-30),

13. 6622252 - Data storage device having selectable performance modes for use in dual powered portable devices (2003-09-16),

14. 6608736 - Integrated trace suspension interconnect for high-data-rate single-ended preamplifier for (G)MR elements (2003-08-19),

15. 6420910 - Quasi-current sensing input impedance controlled preamplifier for magnetoresistive elements (2002-07-16),

Title: Innovations of Klaas Berend Klaassen in the Field of Hard Disk Drives and Magnetic Sensing

Introduction

Klaas Berend Klaassen is a prominent inventor based in San Jose, CA, who possesses an impressive portfolio of 41 patents. His contributions to the field of technology, particularly in hard disk drives and magnetic sensing, reflect a deep commitment to innovation and advancement.

Latest Patents

Among Klaassen's latest patents is the "Motor mount for interference suppression in a hard disk drive." This invention describes a method for manufacturing a hard disk drive that includes providing a motor assembly composed of both a stationary and a rotatable portion, which is essential for the rotation of a magnetic disk. The method incorporates the use of an electrically conductive adhesive for mounting the motor assembly to a base, ensuring a low resistance path that improves efficiency.

Another notable patent is the "EMR sensor and transistor formed on the same substrate." This invention reveals a magnetic sensing chip that comprises an EMR sensor established on a substrate made from multiple semiconductor layers. These layers form a quantum well consisting of either a two-dimensional electron gas or a hole gas. The integrated design allows transistors on the same substrate to amplify signal data from the EMR sensor, enhancing the chip's overall functionality.

Career Highlights

Klaassen's career features significant roles in renowned companies where he honed his expertise. He has worked for IBM and Hitachi Global Storage Technologies Netherlands B.V., where he developed pioneering technologies that have significantly impacted the industry.

Collaborations

Throughout his career, Klaassen has collaborated with esteemed colleagues, including Jacobus C van Peppen and Stephen A Jove. These partnerships have facilitated innovative breakthroughs and the successful development of various patents that have advanced technology in both storage solutions and sensor technologies.

Conclusion

Klaas Berend Klaassen exemplifies the essence of innovation, with a track record of remarkable inventions that have transformed hard disk drives and magnetic sensing devices. His ongoing contributions to technology signify his dedication to advancing the field, positioning him as a notable figure among inventors today.

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