Koichi Okazawa

This inventor holds 55 USPTO granted patents and 1 published patent application, primarily in Information Processing Systems (CPC class 3642). Top assignees: Hitachi, Ltd., Hitachi Computer Electronics Co., Ltd.. Active years: 1990-2010.

USPTO Granted Patents = 55 (Patent Applications = 1)

% Patents Active = 80.0

Average Co-Inventor Count = 5.6

ph-index = 13

Forward Citations = 670(Granted Patents)

Forward Citations (Not Self Cited) = 586(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Yokohama, JP (1991)
Tokyo, JP (1990 - 2010)
Ebina, JP (1998 - 2010)

Company Filing History:

Hitachi Computer Electronics Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1990-2010

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Areas of Expertise:

Bus System

Data Processing

Bus Control

Cache Coherency

Memory Controller

Network System

Performance Index

Switch Control

Multiprocessor

Data Transfer Unit

Reliability

Arbitration

55 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7802045 - Bus system for use with information processing apparatus (2010-09-21),

2. 7711817 - Data processing apparatus and network system that outputs quality of service information to a user (2010-05-04),

3. 7577781 - Bus system for use with information processing apparatus (2009-08-18),

4. 7447708 - Data processing apparatus and network system that outputs quality of service information to a user (2008-11-04),

5. 7398346 - Bus system for use with information processing apparatus (2008-07-08),

6. 7340552 - Bus control system (2008-03-04),

7. 7177970 - Bus control system (2007-02-13),

8. 7152130 - Bus system for use with information processing apparatus (2006-12-19),

9. 6907489 - Bus system for use with information processing apparatus (2005-06-14),

10. 6868446 - Data processing apparatus and network system that outputs quality of service information to a user (2005-03-15),

11. 6810461 - Bus system for use with information processing apparatus (2004-10-26),

12. 6748463 - Information processor with snoop suppressing function, memory controller, and direct memory access processing method (2004-06-08),

13. 6584530 - Information processing system, bus arbiter, and bus controlling method (2003-06-24),

14. 6546471 - Shared memory multiprocessor performing cache coherency (2003-04-08),

15. 6519667 - Bus control system (2003-02-11),

Title: Koichi Okazawa: Pioneering Inventor from Tokyo

Introduction: Koichi Okazawa is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Koichi Okazawa holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Koichi Okazawa has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs. His innovative mindset and problem-solving skills have earned him recognition as a trailblazer in the industry.

Collaborations: Throughout his career, Koichi Okazawa has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing. His collaborative efforts have resulted in the development of cutting-edge technologies that have the potential to shape the future.

Conclusion: Koichi Okazawa's passion for innovation, coupled with his relentless drive to create solutions for complex challenges, solidifies his position as a visionary inventor whose work continues to inspire the next generation of innovators.