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For the Inventor, By the Inventor

Tokyo, Japan

Akihiko Doi

This inventor holds 20 USPTO granted patents. Top assignees: Kabushiki Kaisha Toshiba, Texas Instruments Corporation, Toshiba Samsung Storage Technology Corporation. Active years: 1987-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihiko Doi. Retrieved from https://idiyas.com/inventor/akihiko-doi

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

USPTO Granted Patents = 20

% Patents Active = 80.0

Average Co-Inventor Count = 1.6

ph-index = 8

Forward Citations = 129(Granted Patents)


Location History:

  • Toyko, JP (2004)
  • Tokyo, JP (1987 - 2013)

Company Filing History:

goldMedal14 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal4 out of 29,888 
 
Texas Instruments Corporation
 patents
bronzeMedal2 out of 22 
 
Toshiba Samsung Storage Technology Corporation
 patents
4. 1 out of 1 
 
Toshiba Automation Equipment Engineering, Ltd.
 patent
where one patent can have more than one assignee

Years Active: 1987-2013

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20 patents (USPTO):Explore Patents
1. 8437232 - High frequency modulator (2013-05-07),
2. 8134897 - Current gain control system (2012-03-13),
3. 8068393 - Optical disc apparatus including a divided photodetector (2011-11-29),
4. 8009546 - Over current protection device (2011-08-30),
5. 8000200 - HFM enable control system (2011-08-16),
6. 7911911 - Optical disk device and control method (2011-03-22),
7. 7706217 - Optical disc apparatus (2010-04-27),
8. 6714500 - Optical disc drive and signal processing method (2004-03-30),
9. 5901125 - Recording and reproducing optical disk device with multi-disk type (1999-05-04),
10. 5406536 - Optical disc apparatus having improved read accuracy with non-linear (1995-04-11),
11. 5309425 - Signal processing circuit for optical disk apparatus (1994-05-03),
12. 5306903 - Objective lens position detecting system capable of adjusting amounts of (1994-04-26),
13. 5161144 - System for recording information on an optical recording medium (1992-11-03),
14. 5101396 - Information recording system capable of preventing overwriting (1992-03-31),
15. 5063548 - Information processing apparatus (1991-11-05),

Title: The Innovative Mind of Akihiko Doi

Introduction: Akihiko Doi is a pioneering inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Akihiko Doi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Akihiko Doi has worked with leading tech companies in Japan, spearheading projects that have revolutionized the industry. His dedication to pushing the boundaries of what is possible has earned him recognition as a visionary in the field.

Collaborations: Akihiko Doi has collaborated with top research institutions and universities in Japan, fostering a culture of innovation and knowledge-sharing. His ability to work seamlessly in multidisciplinary teams has led to the development of cutting-edge technologies with real-world applications.

Conclusion: Akihiko Doi's passion for innovation, coupled with his technical expertise, has solidified his position as a trailblazer in the world of inventions. His relentless pursuit of excellence continues to inspire the next generation of inventors and shape the future of technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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