Kenzo Akagiri

This inventor holds 78 USPTO granted patents and 2 published patent applications and 1 EPO patent, primarily in Digital Signal Processing (CPC class 395-). Top assignees: Sony Corporation, Waseda University, Oki Electric Industry Co., Ltd.. Active years: 1976-2013.

USPTO Granted Patents = 78 (Patent Applications = 2)

% Patents Active = 92.3

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 1.8

ph-index = 26

Forward Citations = 1,852(Granted Patents)

Forward Citations (Not Self Cited) = 1,695(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Tokyo, JA (1976)
Shinagawa, JP (1989)
Yokohama, JP (1982 - 1992)
Tokyo, JP (1993 - 2004)
Kanagawa, JP (1983 - 2013)

Company Filing History:

Oki Electric Industry Co., Ltd.

patents

4. 1 out of 834,411

Other

patents

where one patent can have more than one assignee

Years Active: 1976-2013

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Areas of Expertise:

Sound Source Separation

Digital Audio Encoding

Signal Reproduction

Audio Compression

Information Processing

Data Recording

Image Coding

Dynamic Quantization

Noise Spectrum Modification

Digital Signal Decoding

Speech Synthesis

High-Speed Recording

78 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8422694 - Source sound separator with spectrum analysis through linear combination and method therefor (2013-04-16),

2. 8213633 - Sound source separation system, sound source separation method, and acoustic signal acquisition device (2012-07-03),

3. 8069170 - Private information storage device and private information management device (2011-11-29),

4. 7372375 - Signal reproducing method and device, signal recording method and device, and code sequence generating method and device (2008-05-13),

5. 7218251 - Signal reproducing method and device, signal recording method and device, and code sequence generating method and device (2007-05-15),

6. 7140037 - Signal reproducing apparatus and method, signal recording apparatus and method, signal receiver, and information processing method (2006-11-21),

7. 6794996 - Content supply system and information processing method (2004-09-21),

8. 6532445 - Information processing for retrieving coded audiovisual data (2003-03-11),

9. 6501863 - Image coding apparatus, image coding method, image decoding apparatus, image decoding method and transmission medium (2002-12-31),

10. 6445875 - Apparatus and method for detecting edition point of audio/video data stream (2002-09-03),

11. 6415251 - Subband coder or decoder band-limiting the overlap region between a processed subband and an adjacent non-processed one (2002-07-02),

12. 6104321 - Efficient encoding method, efficient code decoding method, efficient (2000-08-15),

13. 6011824 - Signal-reproduction method and apparatus (2000-01-04),

14. 5873065 - Two-stage compression and expansion of coupling processed multi-channel (1999-02-16),

15. 5864800 - Methods and apparatus for processing digital signals by allocation of (1999-01-26),

Title: Kenzo Akagiri: Pioneering Inventor from Kanagawa

Introduction: Kenzo Akagiri is a renowned inventor hailing from Kanagawa, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Kenzo Akagiri holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative spirit and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Kenzo Akagiri has worked with leading research institutions and tech companies, developing cutting-edge solutions that have revolutionized industries worldwide.

Collaborations: Throughout his career, Kenzo Akagiri has collaborated with top engineers, scientists, and designers, fostering a culture of innovation and excellence in all his projects.

Conclusion: Kenzo Akagiri's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and entrepreneurs.