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Hjc Co., Ltd.

USPTO Granted Patents = 15

EPO Patents = 1

Forward Citations = 283

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18 inventors (with patents filed for the assignee):

Chang-Seob Lee (3 out of 3 patents)

Bom-Shik Cho (3 out of 3 patents)

Kwang-Moon Choi (3 out of 5 patents)

4. Young-Il Kim (2 out of 3 patents)

5. Dal Busco Giacomo (2 out of 2 patents)

6. Seong-Kug Hong (2 out of 2 patents)

7. Joong Koo Ahn (1 out of 2 patents)

8. Kwangmoon Choi (1 out of 1 patent)

9. Kwang-Ho Pyo (1 out of 2 patents)

10. Wan-Ki Hong (1 out of 4 patents)

11. Jin-Gon Lee (1 out of 1 patent)

12. Jung-Hwan Park (1 out of 1 patent)

13. Seung Woo Lee (1 out of 12 patents)

14. Young Wook Choi (1 out of 9 patents)

15. Joon Hyun Kim (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 8166577 - Helmet having rotatable shield (2012-05-01),

2. 8091149 - Helmet (2012-01-10),

3. D627520 - Helmet (2010-11-16),

4. D602206 - Helmet (2009-10-13),

5. D601758 - Helmet (2009-10-06),

6. 7540033 - Device for opening-closing sun visor of helmet (2009-06-02),

7. D581099 - Safety helmet (2008-11-18),

8. 7398561 - Device for opening-closing jaw guard of helmet (2008-07-15),

9. D569557 - Shield for helmet (2008-05-20),

10. 7181777 - Shield mounting device for helmet (2007-02-27),

11. D536814 - LED lamp for helmet (2007-02-13),

12. 6892400 - Helmet having opening type chin protection bar (2005-05-17),

13. 6763526 - Air vent structure for helmet (2004-07-20),

14. 6748607 - Breath guard assembly for helmet (2004-06-15),

15. 6598238 - Jaw protecting apparatus of helmet (2003-07-29),

HJC Co., Ltd. is a leading manufacturer of high-quality motorcycle helmets. With over 40 years of experience, the company is known for its innovative designs and commitment to safety. HJC helmets are worn by professional racers and everyday riders alike, blending style and performance. The company continually invests in research and development to stay ahead of industry trends and ensure the highest levels of protection for riders.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

15 Patents

#27 in

#733 in South Korea

#38,649 in the World

Hjc Co., Ltd.

Forward Citations = 283

18 inventors:

Chang-Seob Lee (3 out of 3 patents)

Bom-Shik Cho (3 out of 3 patents)

Kwang-Moon Choi (3 out of 5 patents)

4. Young-Il Kim (2 out of 3 patents)

5. Dal Busco Giacomo (2 out of 2 patents)

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