Marc Delcroix

This inventor holds 17 USPTO granted patents and 11 published patent applications. Top assignee: Nippon Telegraph and Telephone Corporation. Active years: 2017-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Marc Delcroix. Retrieved from https://idiyas.com/inventor/marc-delcroix

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

USPTO Granted Patents = 17 (Patent Applications = 11)

% Patents Active = 100.0

Average Co-Inventor Count = 4.3

ph-index = 1

Forward Citations = 7(Granted Patents)

Location History:

Kyoto, JP (2017 - 2022)
Soraku-gun, JP (2022 - 2023)
Musashino, JP (2023)
Tokyo, JP (2023 - 2024)

Company Filing History:

17 out of 5,300

Nippon Telegraph and Telephone Corporation

patents

Years Active: 2017-2025

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12431158 - Speech signal processing device, speech signal processing method, speech signal processing program, training device, training method, and training program (2025-09-30),

2. 12430519 - Data processing device, data processing method, and data processing program (2025-09-30),

3. 12354620 - Signal processing device, signal processing method, signal processing program, learning device, learning method, and learning program (2025-07-08),

4. 12308022 - Apparatus, method, and program for utilizing language model (2025-05-20),

5. 12254250 - Mask estimation device, mask estimation method, and mask estimation program (2025-03-18),

6. 12212939 - Target sound signal generation apparatus, target sound signal generation method, and program (2025-01-28),

7. 12190870 - Learning device, learning method, and learning program (2025-01-07),

8. 12125481 - Determination device, training device, determination method, and determination program (2024-10-22),

9. 11978471 - Signal processing apparatus, learning apparatus, signal processing method, learning method and program (2024-05-07),

10. 11837222 - Determination device, determination method, and determination program (2023-12-05),

11. 11763834 - Mask calculation device, cluster weight learning device, mask calculation neural network learning device, mask calculation method, cluster weight learning method, and mask calculation neural network learning method (2023-09-19),

12. 11676619 - Noise spatial covariance matrix estimation apparatus, noise spatial covariance matrix estimation method, and program (2023-06-13),

13. 11551667 - Learning device and method for updating a parameter of a speech recognition model (2023-01-10),

14. 11456003 - Estimation device, learning device, estimation method, learning method, and recording medium (2022-09-27),

15. 11304000 - Neural network based signal processing device, neural network based signal processing method, and signal processing program (2022-04-12),

Title: The Innovations of Marc Delcroix

Introduction

Marc Delcroix is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of audio signal processing and data processing. With a total of 17 patents to his name, Delcroix continues to push the boundaries of technology and innovation.

Latest Patents

Among his latest patents are several groundbreaking inventions. These include a speech signal processing device, a speech signal processing method, and a speech signal processing program. His audio signal processing apparatus features a first auxiliary feature conversion unit and a second auxiliary feature conversion unit. These units convert multiple signals related to the processing of an audio signal from a target speaker into various auxiliary features using several auxiliary neural networks. Additionally, he has developed a data processing device, data processing method, and data processing program that extracts words from text to generate a confusion network, which expresses multiple sentence possibilities.

Career Highlights

Marc Delcroix is currently employed at Nippon Telegraph and Telephone Corporation, where he applies his expertise in audio and data processing technologies. His work has been instrumental in advancing the capabilities of communication systems and enhancing user experiences.

Collaborations

Delcroix collaborates with talented individuals in his field, including Tomohiro Nakatani and Keisuke Kinoshita. Their combined efforts contribute to the innovative projects at their company.

Conclusion

Marc Delcroix's contributions to audio signal processing and data processing exemplify his commitment to innovation. His work continues to influence the technological landscape, making significant strides in communication and data management.

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]

11 patents pending: