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Nec Lighting, Ltd.

USPTO Granted Patents = 47

EPO Patents = 8

Forward Citations = 81

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33 inventors (with patents filed for the assignee):

Yoshikazu Sakaguchi (21 out of 62 patents)

Shusaku Kon (5 out of 5 patents)

Katsuyuki Okimura (5 out of 6 patents)

4. Norimasa Mizobe (3 out of 31 patents)

5. Yoshinori Ueji (3 out of 4 patents)

6. Toshiya Iwakiri (2 out of 2 patents)

7. Yasushi Aoki (2 out of 43 patents)

8. Yasuki Kawashima (2 out of 2 patents)

9. Maki Minamoto (2 out of 8 patents)

10. Akimichi Morita (1 out of 4 patents)

11. Kazuhiro Nagao (1 out of 2 patents)

12. Tatsuya Takahashi (1 out of 4 patents)

13. Shin Tanaka (1 out of 16 patents)

14. Shigeki Taniguchi (1 out of 1 patent)

15. Kazuya Ito (1 out of 5 patents)

47 patents: Sort by Forward Citations

1. 10458606 - Organic EL device (2019-10-29),

2. 10403856 - Organic EL panel having substrate comprising light incident section and light guide section (2019-09-03),

3. D855853 - Main body of lighting equipment (2019-08-06),

4. 10270058 - Organic electroluminescent illumination panel, manufacturing method thereof, and organic electroluminescent illumination device (2019-04-23),

5. 10270048 - Organic EL panel translucent substrate, control method for refractive index anisotrophy of organic EL panel translucent substrate, manufacturing method for organic EL panel translucent substrate, organic EL panel, and organic EL device (2019-04-23),

6. 10249842 - Organic EL device, organic EL lighting panel, organic EL lighting apparatus, and organic EL display (2019-04-02),

7. 10205127 - Organic EL panel-use transparent resin layer, organic EL panel, organic EL lighting device, and organic EL display (2019-02-12),

8. 10088604 - Transparent substrate for optical elements, polarizer plate for liquid crystal display device using said substrate, and organic electroluminescence element (2018-10-02),

9. D821025 - Lighting equipment (2018-06-19),

10. D821013 - Lighting equipment (2018-06-19),

11. 9966555 - Organic EL lighting panel substrate, method for manufacturing organic EL lighting panel substrate, organic EL lighting panel, and organic EL lighting device (2018-05-08),

12. 9960382 - Organic electroluminescence element, display panel, and method for manufacturing organic electroluminescence element (2018-05-01),

13. 9936560 - Organic EL panel control device, light source device, organic EL panel control method, program, and recording medium (2018-04-03),

14. 9912851 - Image-capturing device, organic el element, image-capturing method, program, and recording medium (2018-03-06),

15. 9741933 - Method for repairing organic EL element, method for manufacturing organic EL panel, and light-emitting device (2017-08-22),

NEC LIGHTING, LTD. is a leading global provider of innovative lighting solutions. With a strong focus on research and development, we strive to create state-of-the-art lighting products that enhance living and working environments. Our broad range of lighting solutions includes energy-efficient LED lighting, smart lighting systems, and architectural lighting. We are committed to delivering exceptional quality, performance, and reliability to our customers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

47 Patents

#718 in Tokyo

#1,739 in Japan

#14,382 in the World

Nec Lighting, Ltd.

Forward Citations = 81

33 inventors:

Yoshikazu Sakaguchi (21 out of 62 patents)

Shusaku Kon (5 out of 5 patents)

Katsuyuki Okimura (5 out of 6 patents)

4. Norimasa Mizobe (3 out of 31 patents)

5. Yoshinori Ueji (3 out of 4 patents)

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