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Nalux Co., Ltd.

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USPTO Granted Patents = 58

% Expired Patents = 12.1

EPO Patents = 8

Forward Citations = 90

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57 inventors (with patents filed for the assignee):

Daisuke Seki (17 out of 17 patents)

Katsumoto Ikeda (12 out of 12 patents)

Norihisa Sakagami (9 out of 9 patents)

4. Kazuya Yamamoto (7 out of 8 patents)

5. Masato Okano (5 out of 5 patents)

6. Yukinobu Nishio (5 out of 6 patents)

7. Kayoko Fujimura (5 out of 6 patents)

8. Takahiro Fujioka (5 out of 7 patents)

9. Tomohito Kuwagaito (5 out of 6 patents)

10. Yasuaki Inoue (5 out of 5 patents)

11. Kenta Ishii (4 out of 5 patents)

12. Kouei Hatade (4 out of 4 patents)

13. Hironori Horikiri (3 out of 4 patents)

14. Norifumi Kanai (3 out of 3 patents)

15. Makio Nishimaki (2 out of 3 patents)

Core Competencies:

Optical Imaging System

Illumination Device

Lens

Optical Element

Microlens Array

Diffuser

Mold Manufacturing

Infrared Imaging

Wavelength Filter

Optical Scanning System

Terahertz Element

Light Guiding Apparatus

58 patents: Sort by Forward Citations

1. 12454079 - Method for manufacturing mold for retroreflective element and method for manufacturing retroreflective element (2025-10-28),

2. 12436108 - Method for illumination and system for determining spectral distribution of light for illumination (2025-10-07),

3. 12372795 - Light guiding apparatus and method of producing the same (2025-07-29),

4. 12174343 - Imaging optical system (2024-12-24),

5. 11978642 - Method for producing plastic element provided with fine surface roughness (2024-05-07),

6. 11860357 - Method for manufacturing optical scanning systems (2024-01-02),

7. 11697164 - Mold machining method using end mill (2023-07-11),

8. 11421847 - Lens for headlamps of vehicles and method of using lens for headlamps of vehicles (2022-08-23),

9. 11340387 - Diffuser (2022-05-24),

10. 11327206 - Diffuser (2022-05-10),

11. 11248770 - Illumination optical system (2022-02-15),

12. 11186512 - Mold manufacturing method (2021-11-30),

13. 10831001 - Imaging optical system (2020-11-10),

14. 10830406 - Projector type headlamp (2020-11-10),

15. 10527489 - Light-receiving optical system (2020-01-07),

Company Overview

Nalux Co., Ltd., based in Osaka, Japan, specializes in the development and manufacturing of advanced optical systems. The company focuses on a range of core technologies, including optical imaging systems, illumination devices, and various optical elements such as lenses and microlens arrays. Nalux is also engaged in mold manufacturing and the production of diffusers, catering to applications in infrared imaging and other optical technologies. Their expertise positions them as a key player in the optical industry, driving innovation and quality in optical solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

58 Patents

#171 in Osaka

#1,574 in Japan

#12,415 in the World

Nalux Co., Ltd.

Forward Citations = 90

57 inventors:

Daisuke Seki (17 out of 17 patents)

Katsumoto Ikeda (12 out of 12 patents)

Norihisa Sakagami (9 out of 9 patents)

4. Kazuya Yamamoto (7 out of 8 patents)

5. Masato Okano (5 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nalux Co., Ltd.. Retrieved from https://idiyas.com/company/nalux-company

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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