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Protai Photonic Co., Ltd.

USPTO Granted Patents = 19

EPO Patents = 2

Forward Citations = 684

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8 inventors (with patents filed for the assignee):

Jyh-Cherng Yang (9 out of 9 patents)

I En Lin (9 out of 10 patents)

Tomoyuki Mamiya (8 out of 10 patents)

4. Yu-Kai Chen (7 out of 50 patents)

5. Jyh Cherng Yang (3 out of 4 patents)

6. Jeffery Gniadek (1 out of 5 patents)

7. Sung An Lin (1 out of 8 patents)

8. Sung Chi Lin (1 out of 8 patents)

19 patents: Sort by Forward Citations

1. 11054582 - Mounting structure of optical connector receptacle and optical connector receptacle module thereof (2021-07-06),

2. 10481342 - Dust protector with cleaning function for fiber optic connector (2019-11-19),

3. 10422963 - Waterproof optical fiber connector (2019-09-24),

4. 10101539 - Optical fiber adapter with shutter members (2018-10-16),

5. 9632256 - Optical fiber adapter with shutter member (2017-04-25),

6. 9618715 - Optical fiber adapter with shutter member (2017-04-11),

7. 9279940 - Optical fiber adapter with shutter member (2016-03-08),

8. 9081155 - Back post for optical fiber connector (2015-07-14),

9. 8965166 - Optical fiber adapter (2015-02-24),

10. 8845207 - Optical fiber connector and adapter capable of preventing dust (2014-09-30),

11. 8807845 - Shutter member for optical fiber adapter and optical fiber adapter with the same (2014-08-19),

12. 8770856 - Shutter member for optical fiber adapter and optical fiber adapter with the same (2014-07-08),

13. 8491198 - Optical fiber adapter with shutter member (2013-07-23),

14. 8408815 - Optical fiber connector and adapter (2013-04-02),

15. 8267595 - One-piece LC type optical fiber adapter (2012-09-18),

PROTAI PHOTONIC CO., LTD. is a leading manufacturer and provider of innovative photonics products. We specialize in designing, developing, and producing a wide range of high-quality optical components and systems. With extensive experience in the photonics industry, we strive to deliver cutting-edge solutions for various applications including telecommunications, laser technologies, and bio-medical imaging. Visit our website to explore our comprehensive range of photonics products and learn more about our expertise in the field.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

19 Patents

#284 in Taipei

#824 in Taiwan

#31,731 in the World

Protai Photonic Co., Ltd.

Forward Citations = 684

8 inventors:

Jyh-Cherng Yang (9 out of 9 patents)

I En Lin (9 out of 10 patents)

Tomoyuki Mamiya (8 out of 10 patents)

4. Yu-Kai Chen (7 out of 50 patents)

5. Jyh Cherng Yang (3 out of 4 patents)

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