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Phoenix Electric Co., Ltd.

USPTO Granted Patents = 49

% Expired Patents = 51.0

EPO Patents = 11

Forward Citations = 123

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32 inventors (with patents filed for the assignee):

Atsuji Nakagawa (20 out of 22 patents)

Tetsuya Gouda (14 out of 15 patents)

Tomihiko Ikeda (12 out of 12 patents)

4. Toshitaka Fujii (12 out of 15 patents)

5. Shinichi Ushijima (7 out of 7 patents)

6. Hiroshi Takahashi (6 out of 45 patents)

7. Tomohiko Inoue (5 out of 7 patents)

8. Kenichi Yamashita (4 out of 4 patents)

9. Andrei Kazmierski (4 out of 4 patents)

10. Haruo Kokado (3 out of 3 patents)

11. Kouichi Odani (2 out of 2 patents)

12. Takashige Yamada (2 out of 2 patents)

13. Kana Watanabe (2 out of 2 patents)

14. Hisao Furukawa (2 out of 2 patents)

15. Tetsuya Shirai (2 out of 2 patents)

Core Competencies:

Light Emitting Diode

High Pressure Discharge Lamp

LED Lamp

Light Source Device

Lighting Circuit

Broadband Light Emitting Device

Infrared Lamp

Discharge Lamp

Projection System

Drying Device

Reflector

49 patents: Sort by Forward Citations

1. 12298627 - Light irradiation device, and exposure apparatus provided therewith (2025-05-13),

2. D1036398 - Light emitting diode (2024-07-23),

3. D1036397 - Light emitting diode chip (2024-07-23),

4. 11913985 - Light source device including discharge lamp, irradiation device and distinguishing method for discharge lamp (2024-02-27),

5. 11781810 - Drying device (2023-10-10),

6. 11641009 - Light-emitting device (2023-05-02),

7. 11603982 - Broadband light-emitting device (2023-03-14),

8. D927046 - Reflector for lamp (2021-08-03),

9. 10983259 - Infrared lamp having cut filter cut-on wavelength between starting stage peak wavelength and steady state peak wavelength (2021-04-20),

10. D873444 - Electrode for discharge lamp (2020-01-21),

11. 10438789 - Light source, lighting device and method of lighting the same (2019-10-08),

12. 10337694 - LED lamp and lighting device including the same (2019-07-02),

13. 10295152 - LED lamp (2019-05-21),

14. 10056220 - Manufacturing method of high-pressure discharge lamp and sealed part structure for high-pressure discharge lamp (2018-08-21),

15. 9841165 - LED lamp (2017-12-12),

Company Overview

Phoenix Electric Co., Ltd., based in Hyogo, Japan, specializes in advanced lighting technologies, focusing on the development and manufacturing of various light sources. The company is recognized for its expertise in Light Emitting Diodes (LEDs), high-pressure discharge lamps, and ultra-high-pressure discharge lamps, catering to diverse applications in the lighting industry. Additionally, Phoenix Electric is involved in creating innovative lighting circuits and projection systems, enhancing the efficiency and performance of lighting solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

49 Patents

#29 in Hyogo

#1,738 in Japan

#14,293 in the World

Phoenix Electric Co., Ltd.

Forward Citations = 123

32 inventors:

Atsuji Nakagawa (20 out of 22 patents)

Tetsuya Gouda (14 out of 15 patents)

Tomihiko Ikeda (12 out of 12 patents)

4. Toshitaka Fujii (12 out of 15 patents)

5. Shinichi Ushijima (7 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Phoenix Electric Co., Ltd.. Retrieved from https://idiyas.com/company/phoenix-electric-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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