logo

For the Inventor, By the Inventor

Roznov pod Radhostem, Czechia

Karel Ptacek

This inventor holds 28 USPTO granted patents and 2 published patent applications and 1 EPO patent, primarily in Synchronous Rectification. Top assignee: Semiconductor Components Industries, LLC. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Karel Ptacek. Retrieved from https://idiyas.com/inventor/karel-ptacek

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

USPTO Granted Patents = 28 

% Patents Active = 96.4

 

Average Co-Inventor Count = 2.0

ph-index = 4

Forward Citations = 45(Granted Patents)


Location History:

  • Roznov Pod Radh, CZ (2009)
  • Roznov Pod Radh., CZ (2010)
  • Roznov Pod Radhostem, CZ (2011 - 2023)

Company Filing History:

goldMedal28 out of 3,725 
 
Semiconductor Components Industries, LLC
 patents

Years Active: 2009-2026

Loading Chart...
Loading Chart...
Areas of Expertise:
Direct Drive Circuit
High-Voltage Level Shifters
Gate Driver Control
Synchronous Rectification
Bootstrap Clamp
Pulse Width Demodulator
Resonance-Coupled Signaling
Capacitor Technology
Current Sense Detection
Power Supply Controller
Charge Pump Circuit
Brown-Out Detection
28 patents (USPTO):Explore Patents
1. 12719469 - Direct drive cascoded switching circuit (2026-08-25),
2. 12494787 - Adaptive pulse control for high-voltage level shifters (2025-12-09),
3. 12206321 - Bootstrap clamp circuit and method (2025-01-21),
4. 12191847 - Method and system of operating a gate driver (2025-01-07),
5. 11817784 - Switching slew rate control for gate drivers (2023-11-14),
6. 11018216 - High voltage capacitor and method (2021-05-25),
7. 10812066 - Output driver having pull-down capability (2020-10-20),
8. 10637468 - Galvanically-isolated signaling between modules with step-up transformer (2020-04-28),
9. 10630276 - Pulse width demodulator (2020-04-21),
10. 10432098 - Switching device control with second assertion of drive signal during conduction phase (2019-10-01),
11. 10411086 - High voltage capacitor and method (2019-09-10),
12. 10270440 - Output driver having pull-down capability (2019-04-23),
13. 10097097 - Method and apparatus for self-synchronization of a synchronous rectifier (2018-10-09),
14. 10063154 - Current sense detection for synchronous rectification (2018-08-28),
15. 10050541 - Synchronous rectifier control with second assertion of drive signal during conduction phase (2018-08-14),

Title: Karel Ptacek: Innovator in Semiconductor Technology

Introduction

Karel Ptacek is a renowned inventor based in Roznov pod Radhostem, Czech Republic, with a prolific portfolio of 26 patents. His work primarily revolves around advancements in semiconductor technology, showcasing his innovative spirit and technical expertise.

Latest Patents

Among Karel's notable inventions are his latest patents, including the "Bootstrap Clamp Circuit and Method," which features a driver designed for use with gallium nitride (GaN) power stages. This particular driver integrates a voltage regulator that provides a boot voltage varying between the turn-on voltage of a GaN transistor and a safe voltage limit throughout its active time. Additionally, he has developed a method and system for operating a gate driver, which innovatively utilizes timer mechanisms to manage drive signals effectively.

Career Highlights

Karel Ptacek has made significant contributions to the semiconductor industry through his work with Semiconductor Components Industries, LLC. This experience has enabled him to refine his skills and bring forward valuable technological advancements. His career is marked by a commitment to excellence and innovation in electronics.

Collaborations

Throughout his career, Karel has collaborated with esteemed professionals like Tomas Tichy and Roman Stuler. These partnerships have allowed him to leverage collective expertise, propelling the development of groundbreaking technologies in the semiconductor space.

Conclusion

Karel Ptacek stands out as an influential inventor within the fields of semiconductor technology and electronics. Through his extensive patent portfolio and collaborative efforts, he continues to push the boundaries of innovation, making significant contributions that impact the industry positively.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…