Kazuhiro Shimizu

This inventor holds 59 USPTO granted patents, primarily in Semiconductor Memory (CPC class H01L). Top assignee: Kabushiki Kaisha Toshiba. Active years: 1999-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiro Shimizu. Retrieved from https://idiyas.com/inventor/kazuhiro-shimizu

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

USPTO Granted Patents = 59

% Patents Active = 59.3

Average Co-Inventor Count = 3.8

ph-index = 17

Forward Citations = 1,173(Granted Patents)

Forward Citations (Not Self Cited) = 1,140(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Mie, JP (2010)
Yokkaichi, JP (2013)
Yokohama, JP (1999 - 2015)

Company Filing History:

59 out of 53,250

Kabushiki Kaisha Toshiba

patents

Years Active: 1999-2015

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Areas of Expertise:

Non-Volatile Memory

Semiconductor Device

Memory Cell Array

High Density Integration

Manufacturing Method

Operation Reliability

Chip Yield

Two-Layer Gate Structure

Insulating Film

Oxidizing Agent Resistance

59 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8969942 - Non-volatile semiconductor memory device and its manufacturing method (2015-03-03),

2. 8698225 - Non-volatile semiconductor memory device and its manufacturing method (2014-04-15),

3. 8665661 - Semiconductor memory device capable of realizing a chip with high operation reliability and high yield (2014-03-04),

4. 8350312 - Semiconductor device (2013-01-08),

5. 8350309 - Nonvolatile semiconductor memory (2013-01-08),

6. 8259494 - Semiconductor memory device capable of realizing a chip with high operation reliability and high yield (2012-09-04),

7. 8248849 - Semiconductor memory device capable of realizing a chip with high operation reliability and high yield (2012-08-21),

8. 8084802 - Nonvolatile semiconductor memory (2011-12-27),

9. 7893477 - Nonvolatile semiconductor memory (2011-02-22),

10. 7888728 - Non-volatile semiconductor memory device and its manufacturing method (2011-02-15),

11. 7787277 - Semiconductor memory device capable of realizing a chip with high operation reliability and high yield (2010-08-31),

12. 7786525 - Nonvolatile semiconductor memory device (2010-08-31),

13. 7579647 - Non-volatile semiconductor memory device having memory cell array suitable for high density and high integration (2009-08-25),

14. 7425739 - Nonvolatile semiconductor memory (2008-09-16),

15. 7364951 - Nonvolatile semiconductor memory device and method for manufacturing the same (2008-04-29),

Sure, I have completed the article, here it is:

Title: Kazuhiro Shimizu: Pioneering Innovation in Yokohama

Introduction:

In the realm of technological innovation, Kazuhiro Shimizu emerges as a trailblazer in Yokohama, Japan. With a keen eye for cutting-edge solutions and a passion for pushing boundaries, Shimizu's journey is adorned with remarkable achievements that have revolutionized the world of non-volatile semiconductor memory devices.

Latest Patents:

Kazuhiro Shimizu's latest patents delve into the realm of non-volatile semiconductor memory devices and their manufacturing processes. One patent focuses on ensuring each memory cell and select transistor have the same gate insulating film as a Vcc transistor, streamlining manufacturing steps and enhancing operational speed and reliability.

Career Highlights:

With an astounding 59 patents to his name, Kazuhiro Shimizu has etched his legacy in the annals of innovation. His meticulous approach to research and development has not only yielded groundbreaking technological advancements but has also set new standards for excellence in the industry.

Collaborations:

Shimizu's collaborative spirit shines through his work at Kabushiki Kaisha Toshiba, where he has teamed up with esteemed colleagues such as Seiichi Aritome and Takashi Mori. Together, they have synergized their expertise to drive forward innovative solutions and push the boundaries of technological possibilities.

Conclusion:

In conclusion, Kazuhiro Shimizu stands as a beacon of innovation in Yokohama, Japan, inspiring future generations of inventors to think outside the box and pursue their creative visions relentlessly. His contributions to the field of non-volatile semiconductor memory devices have not only transformed the industry but have also set a high bar for excellence and ingenuity. Shimizu's work serves as a testament to the power of relentless innovation and the boundless potential of human creativity in shaping a brighter technological future.

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]