Location History:
- Chiyoda-ku, JP (2016 - 2017)
- Tokyo, JP (2004 - 2023)
Company Filing History:
9 out of 15,928 
1 out of 1,634 
1 out of 21,351 
Years Active: 2004-2023
Title: Innovations of Toshiyuki Hanazawa
Introduction
Toshiyuki Hanazawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of voice separation technology, holding a total of 10 patents. His work focuses on enhancing the clarity and separation of speech in mixed audio environments.
Latest Patents
Hanazawa's latest patents include a voice separation device, voice separation method, voice separation program, and voice separation system. The speech separation device is part of a speech separation system that features a component designed to extract time-series data of speech features from mixed audio. It includes a block division unit that segments this data into manageable blocks. Additionally, a speech separation neural network is utilized to create time-series data of masks for multiple speakers. Finally, a speech restoration unit is responsible for reconstructing the speech data for each speaker from the processed information.
Career Highlights
Throughout his career, Hanazawa has worked with notable companies such as Mitsubishi Electric Corporation and Mitsubishi Electric Research Laboratories, Inc. His experience in these organizations has allowed him to develop and refine his innovative technologies in voice processing.
Collaborations
Hanazawa has collaborated with talented individuals in his field, including Yohei Okato and Tomohiro Narita. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion