Louis L C Hsu

This inventor holds 23 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent, primarily in Integrated Circuit Design. Top assignees: International Business Machines Corporation, Other. Active years: 2001-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Louis L C Hsu. Retrieved from https://idiyas.com/inventor/louis-l-c-hsu

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

USPTO Granted Patents = 23

% Patents Active = 69.6

CIPO Patents = 1

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 4.1

ph-index = 10

Forward Citations = 514(Granted Patents)

Company Filing History:

19 out of 166,351

International Business Machines Corporation

patents

4 out of 834,513

Other

patents

Years Active: 2001-2014

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Areas of Expertise:

Integrated Circuit

Magnetic Domain Wall Memory

Phase-Change Material Memory

Stochastic Personalization

MRAM Devices

Semiconductor Fabrication

Test Methodology

Charge Pump System

MOS Transistors

Dielectric Planarization

Clock Generator Circuit

Diamond-Like Carbon Layer

23 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8687445 - Self-repair integrated circuit and repair method (2014-04-01),

2. 8422322 - Self-repair integrated circuit and repair method (2013-04-16),

3. 8098536 - Self-repair integrated circuit and repair method (2012-01-17),

4. 8023305 - High density planar magnetic domain wall memory apparatus (2011-09-20),

5. 8009453 - High density planar magnetic domain wall memory apparatus (2011-08-30),

6. 7983069 - Write operations for phase-change-material memory (2011-07-19),

7. 7838873 - Structure for stochastic integrated circuit personalization (2010-11-23),

8. 7825420 - Method for forming slot via bitline for MRAM devices (2010-11-02),

9. 7749778 - Addressable hierarchical metal wire test methodology (2010-07-06),

10. 7635884 - Method and structure for forming slot via bitline for MRAM devices (2009-12-22),

11. 7560310 - Semiconductor constructions and semiconductor device fabrication methods (2009-07-14),

12. 7544578 - Structure and method for stochastic integrated circuit personalization (2009-06-09),

13. 7514271 - Method of forming high density planar magnetic domain wall memory (2009-04-07),

14. 7460389 - Write operations for phase-change-material memory (2008-12-02),

15. 7335575 - Semiconductor constructions and semiconductor device fabrication methods (2008-02-26),

Title: Louis L C Hsu: Innovator in Integrated Circuit Repair Technologies

Introduction

Louis L C Hsu, a notable inventor based in Fishkill, NY, has made significant contributions to the field of integrated circuit technology. With a total of 23 patents to his name, his work primarily focuses on enhancing the reliability and performance of semiconductor devices. His innovative approach to repairing field effect transistors (FETs) has garnered attention in the tech industry.

Latest Patents

Among his latest inventions is the groundbreaking patent titled "Self-repair integrated circuit and repair method." This method provides a novel approach to repairing degraded field effect transistors, which are vital components in contemporary electronics. By forward biasing PN junctions of one of the source and drain of a FET along with the body of the FET, and injecting charge from a substrate into a gate region, Hsu's technique effectively neutralizes charge in the gate region. This methodology not only applies to CMOS devices but also introduces repair circuits designed specifically for implementing these innovative repairs.

Career Highlights

Throughout his career, Louis L C Hsu has worked with esteemed organizations, including IBM (International Business Machines Corporation). His role at IBM allowed him to be at the forefront of semiconductor technology research and development, leading to the creation of several groundbreaking patents that have changed how integrated circuits are repaired and maintained.

Collaborations

Hsu has collaborated with several notable professionals in the industry, including Lawrence Alfred Clevenger and Carl John Radens. These collaborations have enabled him to combine ideas and technologies, resulting in advanced solutions for integrated circuits.

Conclusion

Louis L C Hsu's contributions to semiconductor technology and his innovative repair methods have positioned him as a leader in the field. With 23 patents showcasing his ingenuity, his work continues to have a lasting impact on the electronics industry and the future of integrated circuits.

Profile summary based on public USPTO records.