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For the Inventor, By the Inventor

Higashimurayama, Japan

Ken Matsubara

This inventor holds 26 USPTO granted patents and 6 published patent applications and 1 EPO patent, primarily in Nonvolatile Memory Technology. Top assignees: Renesas Technology Corp., Hitachi, Ltd., Renesas Electronics Corporation. Active years: 2000-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ken Matsubara. Retrieved from https://idiyas.com/inventor/ken-matsubara-ett1hteo

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

USPTO Granted Patents = 26 

% Patents Active = 84.6

 

Average Co-Inventor Count = 4.1

ph-index = 9

Forward Citations = 290(Granted Patents)


Location History:

  • Ome, JP (2000 - 2006)
  • Higashimurayama, JP (2005 - 2010)
  • Kanagawa, JP (2013)
  • Tokyo, JP (2010 - 2019)

Company Filing History:

goldMedal11 out of 3,781 
 
Renesas Technology Corp.
 patents
silverMedal7 out of 42,740 
 
Hitachi, Ltd.
 patents
bronzeMedal7 out of 7,657 
 
Renesas Electronics Corporation
 patents
4. 5 out of 336 
 
Hitachi Ulsi Systems Co., Ltd.
 patents
5. 1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 2000-2024

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Areas of Expertise:
Nonvolatile Memory
Semiconductor Device
Data Processing
Flash Memory
Integrated Circuit
Memory Card
Threshold Voltage
Erase Operations
Memory Cell
Controller
Storage Device
Access Capability
26 patents (USPTO):Explore Patents
1. 12154610 - Semiconductor device and semiconductor system (2024-11-26),
2. 10255956 - Semiconductor device (2019-04-09),
3. 10192621 - Flash memory (2019-01-29),
4. 9947409 - Flash memory (2018-04-17),
5. 8441880 - Nonvolatile memory, data processing apparatus, and microcomputer application system (2013-05-14),
6. 8335112 - Nonvolatile semiconductor memory device (2012-12-18),
7. 8174901 - Semiconductor integrated circuit device (2012-05-08),
8. 7773426 - Data processing system and nonvolatile memory (2010-08-10),
9. 7719900 - Semiconductor storage device having memory cell for storing data by using difference in threshold voltage (2010-05-18),
10. 7581058 - Non-volatile memory having multiple erase operations (2009-08-25),
11. 7391655 - Data processing system and nonvolatile memory (2008-06-24),
12. 7334080 - Nonvolatile memory with independent access capability to associated buffer (2008-02-19),
13. 7233529 - System for erasing nonvolatile memory (2007-06-19),
14. 7095657 - Nonvolatile semiconductor memory device capable of realizing optimized erasing operation in a memory array (2006-08-22),
15. 7085189 - Nonvolatile semiconductor storage device (2006-08-01),

Title: Unveiling the Inventive Genius of Ken Matsubara

Introduction

Ken Matsubara, a pioneering inventor hailing from Higashimurayama, JP, has made significant contributions to the field of semiconductor technology. With an impressive portfolio of 25 patents, Matsubara continues to push the boundaries of innovation and technology.

Latest Patents

Among his latest patents is a groundbreaking Semiconductor Device that features a pre-charge transistor, a sense amplifier, a clamp transistor, and a clamp voltage output transistor. This innovative design optimizes the performance of the semiconductor device, enhancing efficiency and functionality. Additionally, Matsubara's Flash Memory patent focuses on reducing manufacturing costs while maintaining high performance standards.

Career Highlights

Matsubara's illustrious career includes stints at renowned companies such as Renesas Technology Corp. and Hitachi, Ltd. His expertise and inventive prowess have played a pivotal role in shaping the semiconductor industry, earning him a well-deserved reputation as a visionary inventor.

Collaborations

Throughout his career, Matsubara has collaborated with esteemed professionals in the field, including Atsushi Nozoe and Michitaro Kanamitsu. Together, they have worked on innovative projects that have revolutionized semiconductor technology and set new industry standards.

Conclusion

Ken Matsubara's innovative spirit and relentless dedication to advancing semiconductor technology have established him as a trailblazing inventor in the field. His groundbreaking patents and collaborations are a testament to his enduring legacy and influence on the industry.

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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