Tokuzo Kiyohara

This inventor holds 55 USPTO granted patents, plus 1 CIPO patent and 3 EPO patents, primarily in Signal Processing (CPC class H04N). Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Socionext Inc.. Active years: 1990-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokuzo Kiyohara. Retrieved from https://idiyas.com/inventor/tokuzo-kiyohara

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

USPTO Granted Patents = 55

% Patents Active = 78.2

CIPO Patents = 1

EPO Patents = 3 (Patent Applications = 3)

Average Co-Inventor Count = 4.0

ph-index = 15

Forward Citations = 729(Granted Patents)

Forward Citations (Not Self Cited) = 706(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Osaka-fu, JP (1997)
Osaka, JP (1990 - 2023)

Company Filing History:

33 out of 27,375

Matsushita Electric Industrial Co., Ltd.

patents

15 out of 16,454

Panasonic Corporation

Matsushita Electric Co. Ind, Ltd.

patent

5. 1 out of 4,023

Panasonic Intellectual Property Corporation of America

patents

6. 1 out of 13,338

Panasonic Intellectual Property Management Co., Ltd.

patents

7. 1 out of 2,432

University of Illinois

patents

where one patent can have more than one assignee

Years Active: 1990-2023

Loading Chart...

Areas of Expertise:

Signal Processing

Integrated Circuit

Image Processing

Processor

Program Execution

Video Processing

Memory Device

Cache Controller

Transcoder

Pixel Calculating Device

Arbitration Device

Data Matrix

55 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11563985 - Signal-processing apparatus including a second processor that, after receiving an instruction from a first processor, independantly controls a second data processing unit without further instruction from the first processor (2023-01-24),

2. 10230991 - Signal-processing apparatus including a second processor that, after receiving an instruction from a first processor, independantly controls a second data processing unit without further instrcuction from the first processor (2019-03-12),

3. 9823946 - Processor and program execution method capable of efficient program execution (2017-11-21),

4. 9361259 - Integrated circuit with multipurpose processing and for video/audio processing optimization (2016-06-07),

5. 9189989 - Integrated circuit for use in plasma display panel, access control method, and plasma display system (2015-11-17),

6. 8948502 - Image processing method, and image processor (2015-02-03),

7. 8811470 - Integrated circuit for video/audio processing (2014-08-19),

8. 8719827 - Processor and program execution method capable of efficient program execution (2014-05-06),

9. 8438523 - Integrated circuit manufacturing method and semiconductor integrated circuit (2013-05-07),

10. 8260075 - Two-dimensional filter arithmetic device and method (2012-09-04),

11. 8082429 - Information processing apparatus and exception control circuit (2011-12-20),

12. 8006076 - Processor and program execution method capable of efficient program execution (2011-08-23),

13. 7934082 - Information processing apparatus and exception control circuit (2011-04-26),

14. 7930520 - Processor and program execution method capable of efficient program execution (2011-04-19),

15. 7926055 - Processor capable of reconfiguring a logical circuit (2011-04-12),

Title: The Innovative Contributions of Tokuzo Kiyohara

Introduction: Tokuzo Kiyohara, an accomplished inventor from Osaka, Japan, has made significant strides in the field of signal processing. With an impressive portfolio of 55 patents, he has developed groundbreaking technologies that enhance the capabilities of data processing systems.

Latest Patents: Among his latest inventions is a signal-processing apparatus that includes a second processor capable of independently controlling a data processing unit after receiving instructions from a first processor. This apparatus comprises an instruction-parallel processor, a first and second data-parallel processor, and dedicated hardware components such as a motion detection unit, a de-blocking filtering unit, and a variable-length coding/decoding unit. By distributing the load between software and hardware during image compression and decompression, this innovative system achieves high processing capability and flexibility.

Career Highlights: Tokuzo Kiyohara’s career has been marked by his association with notable companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His work within these organizations has played a pivotal role in advancing technology in signal processing and data management.

Collaborations: Collaboration has been key to Kiyohara's success. He has worked alongside esteemed colleagues like Kozo Kimura and Hideshi Nishida, sharing insights and expertise to foster innovation in their field.

Conclusion: Tokuzo Kiyohara's contributions to signal processing technology exemplify the impact of innovative thinking and collaboration in driving advancements. His extensive patent portfolio reflects his commitment to enhancing data processing systems, making him a remarkable figure in the world of inventions and innovations.

Profile summary based on public USPTO records.