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For the Inventor, By the Inventor

Tokyo, Japan

Satoru Sonobe

This inventor holds 6 USPTO granted patents. Top assignee: Nec Corporation. Active years: 1995-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Satoru Sonobe. Retrieved from https://idiyas.com/inventor/satoru-sonobe

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 4

Forward Citations = 82(Granted Patents)


Company Filing History:

goldMedal6 out of 36,718 
 
Nec Corporation
 patents

Years Active: 1995-2001

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6 patents (USPTO):Explore Patents
1. 6295617 - Testing method of semiconductor memory device and semiconductor memory device applicable to the method (2001-09-25),
2. 5958025 - Direct memory access (DMA) via separate bus utilizing a buffer for (1999-09-28),
3. 5889966 - Data processor having bus controller for controlling a plurality of (1999-03-30),
4. 5826108 - Data processing system having microprocessor-based burst mode control (1998-10-20),
5. 5402381 - Semiconductor memory circuit having bit clear and/or register initialize (1995-03-28),
6. 5389826 - Variable clock dividing circuit (1995-02-14),

Title: Satoru Sonobe: Innovator in Semiconductor Technology

Introduction

Satoru Sonobe is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 6 patents. His work focuses on improving the efficiency and reliability of semiconductor memory devices.

Latest Patents

One of Sonobe's latest patents is a testing method for semiconductor memory devices. This invention allows for the evaluation of memory sections in devices capable of error correction. The method determines whether errors exceed the correction ability, ensuring that devices are deemed normal if errors remain within acceptable limits. This innovation significantly enhances the yield of semiconductor memory devices.

Another notable patent involves a direct memory access (DMA) system utilizing a buffer to increase access speed. This single-chip computer system features a central processing unit (CPU) and a memory array connected through a first bus. The buffer plays a crucial role in connecting and disconnecting the buses based on the execution of the DMA mode, thereby optimizing data transfer.

Career Highlights

Satoru Sonobe is currently employed at NEC Corporation, where he continues to develop cutting-edge technologies in the semiconductor industry. His expertise and innovative mindset have positioned him as a key player in advancing semiconductor memory solutions.

Collaborations

Sonobe collaborates with various professionals in his field, including his coworker Hideo Abe. Their combined efforts contribute to the ongoing development of innovative technologies at NEC Corporation.

Conclusion

Satoru Sonobe's contributions to semiconductor technology through his patents and work at NEC Corporation highlight his role as a leading inventor in the industry. His innovations continue to shape the future of semiconductor memory 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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