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Ixys Ch Gmbh

USPTO Granted Patents = 39

% Expired Patents = 28.2

EPO Patents = 4

Forward Citations = 182

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32 inventors (with patents filed for the assignee):

Michael J Westphal (5 out of 20 patents)

John A Ransom (4 out of 8 patents)

Gyle Dee Yearsley (4 out of 19 patents)

4. Brett D Lowe (3 out of 28 patents)

5. Steven M Pope (3 out of 20 patents)

6. Rex Liebert Allison, Iii (3 out of 6 patents)

7. Daniel SauFu Mui (2 out of 17 patents)

8. Adam P G Provis (2 out of 10 patents)

9. David D Eaton (2 out of 13 patents)

10. Joshua J Nekl (2 out of 14 patents)

11. David R Staab (2 out of 6 patents)

12. Alan Grace (2 out of 9 patents)

13. Hoang Minh Pinai (2 out of 3 patents)

14. Timothy K Carns (2 out of 8 patents)

15. John L Horvath (2 out of 4 patents)

Core Competencies:

IrDA Transmitter

Energy Recovery

Low-Power Network

3-Phase Brushless DC Motors

Magnetic Stripe Reader

Transimpedance Amplifier

Wireless Control

Capacitor Fabrication

Clock Multiplexer

Data Processing

Power Semiconductor

Fresnel Lens

39 patents: Sort by Forward Citations

1. 9048949 - Controlling transmission power in an IrDA/RC transmitter circuit (2015-06-02),

2. 8952840 - Loading a machine code API onto an 8-bit virtual machine to enable new functionality (2015-02-10),

3. 8847531 - Sample and hold time stamp for sensing zero crossing of back electromotive force in 3-phase brushless DC motors (2014-09-30),

4. 8806183 - Blank bit and processor instructions employing the blank bit (2014-08-12),

5. 8754684 - Pulse matching delay-locked loop (2014-06-17),

6. 8682168 - Recovering energy from an IrDA/remote control transmitter circuit (2014-03-25),

7. 8653935 - Low-power wireless network beacon for turning off and on fluorescent lamps (2014-02-18),

8. 8587415 - Receiving an IR control signal through a Fresnel lens of a motion sensor (2013-11-19),

9. 8543002 - Controlling transmission power in an IrDA/RC transmitter circuit (2013-09-24),

10. 8358093 - Sample and hold time stamp for sensing zero crossing of back elecromotive force in 3-phase brushless DC motors (2013-01-22),

11. 8356759 - Low-cost magnetic stripe reader using independent switching thresholds (2013-01-22),

12. 8334724 - Open-loop transimpedance amplifier for infrared diodes (2012-12-18),

13. 8324069 - Method of fabricating high-performance capacitors in integrated MOS technologies (2012-12-04),

14. 8320428 - Spread spectrum clock generator with controlled delay elements (2012-11-27),

15. 8269562 - Open-loop transimpedance amplifier for infrared diodes (2012-09-18),

Ixys Ch Gmbh is a prominent developer and manufacturer specializing in power semiconductor solutions. The company focuses on high-performance devices that cater to various applications, including industrial, automotive, and renewable energy sectors. With a strong emphasis on innovation, Ixys Ch Gmbh is dedicated to advancing technologies that enhance energy efficiency and reliability. Its expertise spans across power management, signal processing, and high-frequency applications, positioning the company as a key player in the semiconductor industry.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

39 Patents

#13 in

#352 in Switzerland

#17,428 in the World

Ixys Ch Gmbh

Forward Citations = 182

32 inventors:

Michael J Westphal (5 out of 20 patents)

John A Ransom (4 out of 8 patents)

Gyle Dee Yearsley (4 out of 19 patents)

4. Brett D Lowe (3 out of 28 patents)

5. Steven M Pope (3 out of 20 patents)

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