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For the Inventor, By the Inventor

Osaka, Japan

Yukio Tamai

This inventor holds 24 USPTO granted patents and 2 published patent applications, primarily in Nonvolatile Semiconductor Memory. Top assignees: Sharp Kabushiki Kaisha Corporation, National Institute of Advanced Industrial Science and Technology, Elpida Memory, Inc.. Active years: 2006-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukio Tamai. Retrieved from https://idiyas.com/inventor/yukio-tamai

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

USPTO Granted Patents = 24 

% Patents Active = 29.2

Average Co-Inventor Count = 2.9

ph-index = 11

Forward Citations = 403(Granted Patents)


Location History:

  • Tenri, JP (2006)
  • Fukuyama, JP (2006 - 2007)
  • Tsuchiura, JP (2007 - 2011)
  • Osaka, JP (2011 - 2016)
  • Sakai, JP (2019)

Company Filing History:

goldMedal22 out of 25,949 
 
Sharp Kabushiki Kaisha Corporation
 patents
silverMedal5 out of 1,763 
 
National Institute of Advanced Industrial Science and Technology
 patents
bronzeMedal2 out of 1,458 
 
Elpida Memory, Inc.
 patents
4. 1 out of 847 
 
Sharp Corporation
 patents
where one patent can have more than one assignee

Years Active: 2006-2019

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Areas of Expertise:
Nonvolatile Memory Device
Semiconductor Memory
Variable Resistive Element
Image Processing
Manufacturing Method
Perovskite-Type Crystal
Switching Elements
Memory Device
24 patents (USPTO):Explore Patents
1. 10521660 - Image processing method and image processing device (2019-12-31),
2. 9508431 - Nonvolatile semiconductor memory device of variable resistive type with reduced variations of forming current after breakdown (2016-11-29),
3. 8817525 - Semiconductor memory device (2014-08-26),
4. 8742507 - Variable resistive element, method for producing the same, and nonvolatile semiconductor memory device including the variable resistive element (2014-06-03),
5. 8654559 - Semiconductor memory device (2014-02-18),
6. 8530877 - Non-volatile semiconductor device (2013-09-10),
7. 8492742 - Variable resistive element, method for producing the same, and nonvolatile semiconductor memory device including the variable resistive element (2013-07-23),
8. 8445881 - Nonvolatile variable resistive element and nonvolatile semiconductor memory device (2013-05-21),
9. 8432720 - Nonvolatile semiconductor memory device (2013-04-30),
10. 8411488 - Nonvolatile semiconductor memory device (2013-04-02),
11. 8054674 - Variable resistive element, manufacturing method for same, and non-volatile semiconductor memory device (2011-11-08),
12. 7978495 - Nonvolatile semiconductor storage device and method for operating same (2011-07-12),
13. 7923711 - Switching elements and production methods thereof (2011-04-12),
14. 7894239 - Variable resistance element, method for producing the same, and nonvolatile semiconductor storage device (2011-02-22),
15. 7863598 - Nonvolatile memory device (2011-01-04),

Title: Yukio Tamai - Pioneering Inventor from Osaka, JP

Introduction: Yukio Tamai is a renowned inventor hailing from Osaka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yukio Tamai 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 three decades, Yukio Tamai has worked with leading research institutions and tech companies, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Yukio Tamai has collaborated with top engineers, scientists, and inventors from around the world, fostering a culture of innovation and knowledge-sharing that has led to numerous successful projects and inventions.

Conclusion: Yukio Tamai's relentless pursuit of innovation and his passion for creating solutions to complex problems have solidified his reputation as a visionary inventor in the global tech community.

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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