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For the Inventor, By the Inventor

Yokohama, Japan

Shigefumi Irieda

This inventor holds 15 USPTO granted patents and 5 published patent applications, primarily in Non-Volatile Memory. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Memory Corporation. Active years: 2012-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigefumi Irieda. Retrieved from https://idiyas.com/inventor/shigefumi-irieda

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

Calculating rank
USPTO Granted Patents = 15 

% Patents Active = 93.3

Average Co-Inventor Count = 4.4

ph-index = 4

Forward Citations = 54(Granted Patents)


Company Filing History:

goldMedal11 out of 53,315 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal4 out of 2,955 
 
Toshiba Memory Corporation
 patents

Years Active: 2012-2018

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Areas of Expertise:
Memory System
Non-Volatile Semiconductor
Three-Dimensional Memory
Storage Device
Verification Methods
Control Methods
Write Pulses
Voltage Gradients
Semiconductor Memory
Data Conversion
15 patents (USPTO):Explore Patents
1. 10089241 - Memory system (2018-10-02),
2. 10049760 - Programming and verification methods for three-dimensional memory device (2018-08-14),
3. 9928915 - Non-volatile semiconductor storage device (2018-03-27),
4. 9865338 - Memory system and method of controlling nonvolatile memory by converting write data written to a page (2018-01-09),
5. 9633720 - Semiconductor memory device (2017-04-25),
6. 9508442 - Non-volatile semiconductor storage device (2016-11-29),
7. 9263140 - Non-volatile semiconductor storage device (2016-02-16),
8. 9105336 - Nonvolatile semiconductor memory device (2015-08-11),
9. 8953371 - Semiconductor storage device (2015-02-10),
10. 8848447 - Nonvolatile semiconductor memory device using write pulses with different voltage gradients (2014-09-30),
11. 8767478 - Non-volatile semiconductor storage device (2014-07-01),
12. 8767477 - Non-volatile semiconductor memory device (2014-07-01),
13. 8531891 - Non-volatile semiconductor storage device (2013-09-10),
14. 8446777 - Non-volatile semiconductor memory device (2013-05-21),
15. 8149631 - Non-volatile semiconductor storage device (2012-04-03),

Title: Shigefumi Irieda - Pioneering Inventor from Yokohama

Introduction: Shigefumi Irieda is a renowned inventor hailing from Yokohama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

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

Career Highlights: With a career spanning over three decades, Irieda has worked with leading tech companies and research institutions, spearheading projects that have revolutionized various industries.

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

Conclusion: Shigefumi Irieda's passion for innovation and his relentless pursuit of technological advancement continue 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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