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Nec Engineering, Ltd.

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USPTO Granted Patents = 37

% Expired Patents = 54.1

CIPO Patents = 1

EPO Patents = 3

Forward Citations = 151

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81 inventors (with patents filed for the assignee):

Hiroyuki Okada (4 out of 58 patents)

Namie Sugiyama (4 out of 4 patents)

Tetsuichiro Yamamoto (3 out of 12 patents)

4. Keisuke Hatomi (3 out of 4 patents)

5. Terumasa Takahashi (3 out of 3 patents)

6. Satoshi Komatsu (2 out of 14 patents)

7. Takahiro Miyamoto (2 out of 22 patents)

8. Osamu Kobayashi (2 out of 15 patents)

9. Toru Suzuki (2 out of 72 patents)

10. Norihisa Shiroyama (2 out of 10 patents)

11. Kiyotake Sasaki (2 out of 8 patents)

12. Sumio Ueda (2 out of 9 patents)

13. Daisuke Kawaguchi (2 out of 11 patents)

14. Akira Iida (2 out of 3 patents)

15. Yoichiro Taga (2 out of 2 patents)

Core Competencies:

Power Storage Device

Image Reader Apparatus

Optical Module

Document Conveying Apparatus

Coaxial Waveguide

TV Conference Apparatus

Phase Modulator

Light Collecting Member

Communication Network

Edge Detecting Device

Film Attachment Apparatus

Logic Synthesis Device

37 patents: Sort by Forward Citations

1. 9564620 - Power storage device (2017-02-07),

2. 9555607 - Tape sticking apparatus (2017-01-31),

3. 9502738 - Power storage device (2016-11-22),

4. 9491096 - Network apparatus, control method thereof, control program and packet network system (2016-11-08),

5. 9390948 - Tape attaching apparatus and tape attaching method (2016-07-12),

6. 9294651 - Image reading device for reading document images with visible light and non-visible light being switchingly applied (2016-03-22),

7. 9167123 - Image reader apparatus and method of driving the same (2015-10-20),

8. 9145001 - Optical recording head and image forming apparatus (2015-09-29),

9. D720312 - Coaxial waveguide converter substrate with filtering function (2014-12-30),

10. D720311 - Coaxial waveguide converter substrate with filtering function (2014-12-30),

11. 8913308 - Light collecting member, and optical module and image reading device having the light collecting member (2014-12-16),

12. 8854702 - Image reading apparatus and image reading method (2014-10-07),

13. 8833423 - Film attachment apparatus and attachment method (2014-09-16),

14. 8740216 - Document conveying apparatus and document conveying method (2014-06-03),

15. 8727292 - Image reading system using an angle adjustment device (2014-05-20),

Company Overview

NEC Engineering, Ltd., based in Tokyo, specializes in advanced technology solutions across various sectors. The company focuses on developing innovative systems and services in telecommunications, cloud computing, and artificial intelligence. With a commitment to enhancing societal infrastructure, NEC Engineering plays a crucial role in delivering integrated solutions that address the evolving needs of businesses and communities. Its research initiatives emphasize sustainable development and the integration of cutting-edge technologies to drive efficiency and connectivity.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

37 Patents

#965 in Tokyo

#2,059 in Japan

#18,299 in the World

Nec Engineering, Ltd.

Forward Citations = 151

81 inventors:

Hiroyuki Okada (4 out of 58 patents)

Namie Sugiyama (4 out of 4 patents)

Tetsuichiro Yamamoto (3 out of 12 patents)

4. Keisuke Hatomi (3 out of 4 patents)

5. Terumasa Takahashi (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nec Engineering, Ltd.. Retrieved from https://idiyas.com/company/nec-engineering

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

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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