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For the Inventor, By the Inventor

Tokyo, Japan

Nec-Mitsubishi Electric Visual Systems Corporation

Calculating rank
USPTO Granted Patents = 33

% Expired Patents = 45.5

Forward Citations = 305

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35 inventors (with patents filed for the assignee):

goldMedal Kenichi Hasegawa (6 out of 34 patents)

silverMedal Yutaka Arai (4 out of 57 patents)

bronzeMedal Naoto Fukasawa (4 out of 24 patents)

4.  Kazushige Miyake (4 out of 4 patents)

5.  Masatoshi Abe (3 out of 26 patents)

6.  Kenichi Hirasawa (3 out of 7 patents)

7.  Hiroki Mori (2 out of 24 patents)

8.  Yoshiyuki Shirasaki (2 out of 3 patents)

9.  Hiroki Iwataka (2 out of 4 patents)

10.  Miyuki Tachibana (2 out of 8 patents)

11.  Akira Tobiya (2 out of 2 patents)

12.  Kazuo Yoshioka (2 out of 18 patents)

13.  Takashi Ishizaki (2 out of 4 patents)

14.  Takao Nakano (2 out of 12 patents)

15.  Kazuo Enmoto (2 out of 2 patents)


Core Competencies:
Image Display
Display Device
Multi-Display Control
Signal Processing
Power Saving
Backlight System
Liquid Crystal Display
Display Orientation
Input Channel Switching
Gray Level Conversion
Environmental Magnetism

33 patents:

1. 8773476 - Image display system and image display device (2014-07-08),
2. 7490253 - Display device with power saving mode based on detected illuminance (2009-02-10),
3. 7369099 - Multi-display control system and image display apparatus (2008-05-06),
4. 7358928 - Image display system (2008-04-15),
5. 7314288 - Backlight system (2008-01-01),
6. 7298916 - Image signal processing apparatus and method (2007-11-20),
7. 7202865 - Image signal repeater apparatus, image display apparatus with image signal repeater function, and method of controlling same (2007-04-10),
8. 7184000 - Display apparatus, display system and cable (2007-02-27),
9. 7145579 - Display apparatus (2006-12-05),
10. 6977336 - Electronic device (2005-12-20),
11. 6966532 - Display orientation adjustment apparatus (2005-11-22),
12. 6950955 - Automatic adjusting method and circuit (2005-09-27),
13. D509504 - Computer display (2005-09-13),
14. 6943753 - Input channel switching control device for display monitor and method of controlling input channel switching of display monitor (2005-09-13),
15. D507793 - Computer display (2005-07-26),
Company Overview
Nec-Mitsubishi Electric Visual Systems Corporation specializes in advanced visual display technologies, focusing on high-quality projectors, large-screen displays, and integrated visual solutions. The company is known for its innovation in the fields of digital signage and professional display systems, catering to various sectors including education, corporate, and entertainment. Headquartered in Tokyo, Japan, it leverages cutting-edge research to enhance visual communication and user experience across diverse applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

33 Patents

#1,022 in Tokyo

#2,204 in Japan

#20,190 in the World

Tokyo, JP
Tokyo, Japan

Nec-Mitsubishi Electric Visual Systems Corporation

Forward Citations = 305

35 inventors:

goldMedal Kenichi Hasegawa (6 out of 34 patents)

silverMedal Yutaka Arai (4 out of 57 patents)

bronzeMedal Naoto Fukasawa (4 out of 24 patents)

4.  Kazushige Miyake (4 out of 4 patents)

5.  Masatoshi Abe (3 out of 26 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nec-Mitsubishi Electric Visual Systems Corporation. Retrieved from https://idiyas.com/company/nec-mitsubishi-electric-visual-systems

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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