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For the Inventor, By the Inventor

Hyogo, Japan

Masaki Kumanoya

This inventor holds 58 USPTO granted patents, primarily in Semiconductor Memory (CPC class 3652). Top assignees: Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Electric Engineering Company, Limited, Ubishi Denki Kabushiki Kaisha. Active years: 1987-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaki Kumanoya. Retrieved from https://idiyas.com/inventor/masaki-kumanoya

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

USPTO Granted Patents = 58

% Patents Active = 100.0

Average Co-Inventor Count = 5.2

ph-index = 21

Forward Citations = 1,169(Granted Patents)

Forward Citations (Not Self Cited) = 1,151(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Itami, JP (1987 - 1998)
  • Hyogo, JP (1988 - 2002)
  • Hyogo-ken, JP (1996 - 2002)

Company Filing History:

goldMedal56 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
silverMedal8 out of 177 
 
Mitsubishi Electric Engineering Company, Limited
 patents
bronzeMedal1 out of 1 
 
Ubishi Denki Kabushiki Kaisha
 patent
4. 1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1987-2002

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Areas of Expertise:
Dynamic Memory
Data Transfer Circuit
Voltage Boosting
Memory Arrays
High-Speed Transfer
Error Check
Register Storage
Operating Method
Test Mode
Shared Sense Amplifier
Substrate Bias Generator
58 patents (USPTO):Explore Patents
1. 6434661 - Synchronous semiconductor memory including register for storing data input and output mode information (2002-08-13),
2. 6356484 - Semiconductor memory device (2002-03-12),
3. 6347063 - Semiconductor memory device including dynamic type memory and static type memory formed on the common chip and an operating method thereof (2002-02-12),
4. 6333873 - Semiconductor memory device with an internal voltage generating circuit (2001-12-25),
5. 6170036 - Semiconductor memory device and data transfer circuit for transferring data between a DRAM and a SRAM (2001-01-02),
6. 6151269 - Semiconductor memory device including dynamic type memory and static (2000-11-21),
7. 6026029 - Semiconductor memory device (2000-02-15),
8. 5848004 - Semiconductor memory device (1998-12-08),
9. 5787310 - Microcomputer (1998-07-28),
10. 5777942 - Semiconductor memory device including dynamic type memory and static (1998-07-07),
11. 5680363 - Semiconductor memory capable of transferring data at a high speed (1997-10-21),
12. 5652723 - Semiconductor memory device (1997-07-29),
13. 5650968 - Semiconductor memory device (1997-07-22),
14. 5629895 - Semiconductor memory device (1997-05-13),
15. 5623454 - Semiconductor memory device (1997-04-22),

Title: Inventor Masaki Kumanoya

Introduction: Masaki Kumanoya is a renowned inventor hailing from Hyogo, Japan, known for his groundbreaking contributions to various fields through his innovative creations.

Latest Patents: Masaki Kumanoya holds several patents in the areas of robotics, artificial intelligence, and sustainable energy solutions, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: Throughout his career, Masaki Kumanoya has been recognized for his exceptional problem-solving skills and ability to translate complex ideas into practical inventions that have the potential to revolutionize industries.

Collaborations: Masaki Kumanoya has collaborated with leading research institutions and technology companies to further develop his inventions and bring them to the market, demonstrating his commitment to driving progress through innovation.

Conclusion: Masaki Kumanoya's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors, leaving a lasting impact on the world of technology and beyond.

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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