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For the Inventor, By the Inventor

Tokyo, Japan

Sumio Ogawa

This inventor holds 15 USPTO granted patents and 1 published patent application, primarily in Semiconductor Devices. Top assignees: Elpida Memory, Inc., Nec Corporation, Nec Electronics Corporation. Active years: 1994-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sumio Ogawa. Retrieved from https://idiyas.com/inventor/sumio-ogawa

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

Calculating rank
USPTO Granted Patents = 15 

% Patents Active = 53.3

Average Co-Inventor Count = 1.3

ph-index = 7

Forward Citations = 94(Granted Patents)


Location History:

  • Higashihiroshima, JP (2002 - 2006)
  • Hiroshima, JP (2001 - 2009)
  • Tokyo, JP (1994 - 2012)

Company Filing History:

goldMedal8 out of 1,458 
 
Elpida Memory, Inc.
 patents
silverMedal6 out of 36,735 
 
Nec Corporation
 patents
bronzeMedal1 out of 2,467 
 
Nec Electronics Corporation
 patents

Years Active: 1994-2012

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Areas of Expertise:
Antifuse Element
Semiconductor Memory
Dynamic Random Access Memory
Fuse Elements
Chip Information Management
Manufacturing Methods
Memory Production System
Redundancy Memory Cells
Test Circuit
Attenuation Members
15 patents (USPTO):Explore Patents
1. 8179709 - Semiconductor device including antifuse element (2012-05-15),
2. 7952950 - Semiconductor device including anti-fuse circuit, and method of writing address to anti-fuse circuit (2011-05-31),
3. 7868417 - Semiconductor device including a plurality of fuse elements and attenuation members between or around the plurality of fuse elements (2011-01-11),
4. 7755163 - Antifuse element and semiconductor device including same (2010-07-13),
5. 7613056 - Semiconductor memory device (2009-11-03),
6. 7550788 - Semiconductor device having fuse element arranged between electrodes formed in different wiring layers (2009-06-23),
7. 7417908 - Semiconductor storage device (2008-08-26),
8. 7359263 - Chip information managing method, chip information managing system, and chip information managing program (2008-04-15),
9. 7054705 - Method of manufacturing semiconductor devices (2006-05-30),
10. 6532182 - Semiconductor memory production system and semiconductor memory production method (2003-03-11),
11. 6349240 - Semiconductor device manufacturing system and method of manufacturing semiconductor devices (2002-02-19),
12. 6191987 - Semiconductor memory test circuit (2001-02-20),
13. 5570318 - Semiconductor memory device incorporating redundancy memory cells (1996-10-29),
14. 5485427 - Dynamic random access memory device equipped with dummy cells (1996-01-16),
15. 5371707 - Dynamic random access memory device equipped with dummy cells (1994-12-06),

Title: Sumio Ogawa: Innovator in Semiconductor Technology

Introduction

Sumio Ogawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 15 patents. His work has been instrumental in advancing the capabilities of semiconductor devices.

Latest Patents

Ogawa's latest patents include a semiconductor device featuring an antifuse element. This innovation allows for an element isolation region to exist at a side opposite to a diffusion layer region, enhancing the device's performance. Additionally, he has developed a semiconductor device that includes an anti-fuse circuit and a method for writing addresses to the anti-fuse circuit. This invention enables data to be written to the anti-fuse element at high speeds, significantly improving the efficiency of the writing process across multiple chips.

Career Highlights

Throughout his career, Ogawa has worked with notable companies such as Elpida Memory, Inc. and NEC Corporation. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.

Collaborations

Ogawa has collaborated with esteemed colleagues, including Shinichi Hara and Minoru Ueki. These partnerships have fostered a collaborative environment that has led to groundbreaking advancements in the semiconductor field.

Conclusion

Sumio Ogawa's contributions to semiconductor technology through his numerous patents and collaborations highlight his role as a leading inventor in the industry. His innovations continue to shape the future of semiconductor devices.

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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