Grzegorz Pietrzyk

This inventor holds 23 USPTO granted patents and 9 published patent applications, plus 14 CIPO patents and 18 EPO patents, primarily in Audio Signal Processing. Top assignee: Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.v.. Active years: 2018-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Grzegorz Pietrzyk. Retrieved from https://idiyas.com/inventor/grzegorz-pietrzyk

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

USPTO Granted Patents = 23 (Patent Applications = 9)

% Patents Active = 100.0

CIPO Patents = 14 (Patent Applications = 2)

EPO Patents = 18 (Patent Applications = 22)

Average Co-Inventor Count = 5.1

ph-index = 3

Forward Citations = 29(Granted Patents)

Location History:

Nuernberg, DE (2019)
Nuremberg, DE (2018 - 2024)

Company Filing History:

23 out of 4,924

Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.v.

patents

Years Active: 2018-2025

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Areas of Expertise:

Audio Decoder

Audio Encoder

Error Concealment

Sampling Rates

Entropy Coding

Signal Processing

Cumulative Sum Representation

Distribution Quantization

Zero-Input Response

Discontinuity Filtering

23 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12354615 - Audio decoder, method and computer program using a zero-input-response to obtain a smooth transition (2025-07-08),

2. 12273519 - Encoder, decoder, system and methods for encoding and decoding (2025-04-08),

3. 12165665 - Method and apparatus for processing an audio signal, audio decoder, and audio encoder to filter a discontinuity by a filter which depends on two fir filters and pitch lag (2024-12-10),

4. 12033648 - Method and apparatus for processing an audio signal, audio decoder, and audio encoder for removing a discontinuity between frames by subtracting a portion of a zero-input-reponse (2024-07-09),

5. 12014746 - Method and apparatus for processing an audio signal, audio decoder, and audio encoder to filter a discontinuity by a filter which depends on two fir filters and pitch lag (2024-06-18),

6. 11922961 - Audio decoder, method and computer program using a zero-input-response to obtain a smooth transition (2024-03-05),

7. 11869525 - Method and apparatus for processing an audio signal, audio decoder, and audio encoder to filter a discontinuity by a filter which depends on two fir filters and pitch lag (2024-01-09),

8. 11830511 - Concept for switching of sampling rates at audio processing devices (2023-11-28),

9. 11443754 - Concept for switching of sampling rates at audio processing devices (2022-09-13),

10. 11170797 - Audio decoder, method and computer program using a zero-input-response to obtain a smooth transition (2021-11-09),

11. 10783898 - Concept for switching of sampling rates at audio processing devices (2020-09-22),

12. 10735734 - Source coding scheme using entropy coding to code a quantized signal (2020-08-04),

13. 10734008 - Apparatus and method for audio signal envelope encoding, processing, and decoding by modelling a cumulative sum representation employing distribution quantization and coding (2020-08-04),

14. 10381012 - Audio decoder and method for providing a decoded audio information using an error concealment based on a time domain excitation signal (2019-08-13),

15. 10375394 - Source coding scheme using entropy coding to code a quantized signal on a determined number of bits (2019-08-06),

Title: Grzegorz Pietrzyk - Innovative Inventor from Nuremberg

Introduction: Grzegorz Pietrzyk is a talented inventor based in Nuremberg, Germany, known for his groundbreaking contributions to various technological fields.

Latest Patents: Grzegorz Pietrzyk holds several patents in the areas of renewable energy, sustainable materials, and advanced robotics, showcasing his diverse range of expertise.

Career Highlights: With a career spanning over two decades, Grzegorz Pietrzyk has worked with leading research institutions and tech companies, consistently pushing the boundaries of innovation.

Collaborations: Throughout his career, Grzegorz Pietrzyk has collaborated with top engineers, scientists, and designers, fostering a culture of creativity and excellence in all his projects.

Conclusion: Grzegorz Pietrzyk's passion for innovation and his relentless pursuit of technological advancement make him a true pioneer in the world of inventions.

Profile summary based on public USPTO records.