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For the Inventor, By the Inventor

Tokyo, Japan

Hideyuki Nishizawa

This inventor holds 60 USPTO granted patents and 7 published patent applications, primarily in Semiconductor Memory (CPC class H01L). Top assignees: Kabushiki Kaisha Toshiba, Toshiba Memory Corporation, Tokyo Electric Co.. Active years: 1982-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideyuki Nishizawa. Retrieved from https://idiyas.com/inventor/hideyuki-nishizawa

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

USPTO Granted Patents = 60 

% Patents Active = 63.3

Average Co-Inventor Count = 3.2

ph-index = 11

Forward Citations = 422(Granted Patents)

Forward Citations (Not Self Cited) = 386(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kita-ku, Tokyo, JP (1982 - 1991)
  • Tokyo JP (2001)
  • Minatu-ku, JP (2003)
  • Tokyo-To, JP (2003 - 2006)
  • Tokyo, JP (1989 - 2017)
  • Toshima, JP (2015 - 2020)

Company Filing History:

goldMedal52 out of 53,250 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal2 out of 2,955 
 
Toshiba Memory Corporation
 patents
bronzeMedal1 out of 492 
 
Tokyo Electric Co.
 patents
4. 6 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 1982-2020

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Areas of Expertise:
Nonvolatile Memory
Organic Molecular Memory
Semiconductor Device
Memory Device
Solar Cell
Holographic Recording
Optical Recording
Storage Device
Memory Element
Electric Element
Nanowire Memory
Charge Storage Layer
60 patents (USPTO):Explore Patents
1. 10559627 - Memory device and rectifier (2020-02-11),
2. 10032788 - Semiconductor memory device (2018-07-24),
3. 9685321 - Semiconductor memory device and method for manufacturing the same (2017-06-20),
4. 9548373 - Nonvolatile semiconductor memory device (2017-01-17),
5. 9543536 - Organic molecular memory (2017-01-10),
6. 9536898 - Nonvolatile semiconductor memory device (2017-01-03),
7. 9515195 - Organic molecular memory (2016-12-06),
8. 9450065 - Nonvolatile semiconductor memory device and method for manufacturing same (2016-09-20),
9. 9412944 - Organic molecular memory (2016-08-09),
10. 9412943 - Organic molecular memory (2016-08-09),
11. 9378962 - Nonvolatile semiconductor storage device having a charge storage layer that includes metal grains (2016-06-28),
12. 9356111 - Nonvolatile semiconductor memory device and method of manufacturing the same (2016-05-31),
13. 9276216 - Organic molecular device (2016-03-01),
14. 9263687 - Organic molecular memory (2016-02-16),
15. 9245969 - Nonvolatile semiconductor memory device (2016-01-26),

Title: The Innovative Mind of Hideyuki Nishizawa

Introduction: Hideyuki Nishizawa is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of semiconductor technology and memory devices. With an impressive portfolio of 60 patents, Nishizawa continues to push the boundaries of innovation in electronic components.

Latest Patents: Among his recent inventions are notable patents that showcase his expertise. One such patent is a memory device that incorporates a first conductive layer, a second conductive layer, and a variable resistance layer positioned between them. This innovative design also features an organic molecular layer containing organic molecules with unique structural properties, enhancing the device's functionality. Another significant patent is for a semiconductor memory device that integrates a semiconductor layer, a control gate electrode, and an organic molecular layer. This layer includes an organic molecule characterized by a specific molecular formula, displaying Nishizawa's prowess in developing advanced semiconductor technologies.

Career Highlights: Nishizawa has made a mark in the industry with his roles in leading companies, notably at Kabushiki Kaisha Toshiba. His work has resulted in numerous patents that not only reflect his technical expertise but also his commitment to advancing technology in the field of memory devices.

Collaborations: Throughout his career, Nishizawa has collaborated with esteemed colleagues such as Koji Asakawa and Shigeki Hattori. These partnerships have enabled him to innovate further and contribute to groundbreaking developments in semiconductor technology.

Conclusion: Hideyuki Nishizawa's contributions to the field of electronics and memory devices underline the importance of innovation and collaboration in technological advancements. With 60 patents to his name and ongoing projects, his work continues to inspire future generations of inventors in the rapidly evolving landscape 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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