Location History:
- Shizuoka, JP (2022)
- Hamamatsu, JP (2006 - 2023)
Company Filing History:
19 out of 5,452 
2 out of 4 Years Active: 2006-2023
Title: Innovations of Hiraku Kayama
Introduction
Hiraku Kayama is an accomplished inventor based in Hamamatsu, Japan. With a total of 19 patents to his name, Kayama has significantly contributed to the fields of sound processing and voice modulation. His innovative approaches have paved the way for advancements in audio technology, making him a notable figure in the industry.
Latest Patents
Among Hiraku Kayama's latest inventions are several pivotal patents that focus on sound processing methods and voice processing technologies. One notable patent details a sound processing method and apparatus, as well as a recording medium. This method involves generating a synthesis spectrum envelope contour by transforming sound characteristics based on differences in spectrum envelope contours at designated time points. Furthermore, another patent outlines a voice processing method that utilizes a computer to compress steady periods of a voice signal while skillfully extending transition periods, enhancing the quality of voice representation.
Career Highlights
Kayama's career includes significant tenures at well-respected institutions and companies, notably Yamaha Corporation and Pompeu Fabra University. His work at Yamaha Corporation has been instrumental in developing cutting-edge audio technologies that have broad applications within the industry. At Pompeu Fabra University, he has also engaged in research that applies innovative audio processing techniques to academic settings.
Collaborations
Throughout his career, Hiraku Kayama has worked alongside talented individuals such as Ryunosuke Daido and Yasuo Yoshioka. These collaborations have allowed him to exchange ideas and push the boundaries of audio technology, resulting in groundbreaking innovations that enhance both sound and voice processing.
Conclusion
Hiraku Kayama's contributions to sound and voice processing through his 19 patents demonstrate his expertise and innovative mindset. His collaboration with prominent companies and fellow inventors has solidified his position as a key player in the field, showcasing the importance of advancements in audio technology for future innovation.