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Nichia Corporation

USPTO Granted Patents = 3,262

% Expired Patents = 4.4

CIPO Patents = 21

EPO Patents = 584

Trademarks = 18

Forward Citations = 13,624

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1,125 inventors (with patents filed for the assignee):

Motokazu Yamada (122 out of 132 patents)

Takuya Nakabayashi (119 out of 119 patents)

Shoji Hosokawa (88 out of 88 patents)

4. Hiroto Tamaki (87 out of 89 patents)

5. Masahiko Sano (75 out of 75 patents)

6. Toru Hashimoto (63 out of 63 patents)

7. Kenji Ozeki (62 out of 62 patents)

8. Masafumi Kuramoto (61 out of 62 patents)

9. Tsuyoshi Okahisa (60 out of 60 patents)

10. Keiji Emura (54 out of 54 patents)

11. Soichiro Miura (54 out of 54 patents)

12. Tadaaki Miyata (50 out of 50 patents)

13. Kazuma Kozuru (48 out of 48 patents)

14. Hajime Akimoto (48 out of 235 patents)

15. Tomohide Miki (44 out of 45 patents)

Core Competencies:

Light Emitting Module

Optical Member

Nitride Semiconductor

Wavelength Conversion

Image Display Device

Laser Diode

Positive Electrode

Fluorescent Material

Driving Method

Planar Light Source

Display Device

Sintered Body

3,262 patents: Sort by Forward Citations

1. 12772643 - Production method for image display device and image display device (2026-10-20),

2. 12772641 - Light-emitting device (2026-10-20),

3. 12772638 - Method for manufacturing image display device including forming conductive layer having single-crystal metal part (2026-10-20),

4. 12772623 - Light-emitting device (2026-10-20),

5. 12772622 - Light emitting device (2026-10-20),

6. 12772618 - Light-emitting element including semiconductor structure, insulating film, electrodes, and external connection portions (2026-10-20),

7. 12772606 - Nitride semiconductor light-emitting element (2026-10-20),

8. 12771092 - Plurality of light-emitting devices, and light-emitting module (2026-10-20),

9. 12770874 - Positive electrode active material for nonaqueous secondary battery, and method for manufacturing same (2026-10-20),

10. 12769145 - Image display device (2026-10-20),

11. 12767533 - Silicon-containing aluminum nitride particles, method for producing same, and light emitting device (2026-10-20),

12. 12765159 - Light emitting material and method for manufacturing same (2026-10-13),

13. 12765146 - Method for manufacturing an image display device including roughening a light-emitting surface (2026-10-13),

14. 12765140 - Light-emitting device and method for manufacturing light-emitting device (2026-10-13),

15. 12763547 - Light emitting device, method of manufacturing a light emitting device, and method of manufacturing a submount (2026-10-13),

Company Overview

Nichia Corporation, headquartered in Anan, Japan, is a leading innovator in the field of light emitting devices. The company specializes in the development and manufacturing of advanced technologies such as light emitting modules, optical members, and nitride semiconductors. Nichia's expertise extends to wavelength conversion, image display devices, and laser diodes, positioning it at the forefront of the lighting and display industries. With a commitment to research and development, Nichia continues to drive advancements in fluorescent materials and positive electrode technologies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3,262 Patents

#1 in Anan

#72 in Japan

#286 in the World

Nichia Corporation

Forward Citations = 13,624

1,125 inventors:

Motokazu Yamada (122 out of 132 patents)

Takuya Nakabayashi (119 out of 119 patents)

Shoji Hosokawa (88 out of 88 patents)

4. Hiroto Tamaki (87 out of 89 patents)

5. Masahiko Sano (75 out of 75 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nichia Corporation. Retrieved from https://idiyas.com/company/nichia

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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