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Hsinchu, Taiwan

Topray Technologies, Inc.

USPTO Granted Patents = 10

Forward Citations = 7

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16 inventors (with patents filed for the assignee):

Chin-Sung Liu (5 out of 23 patents)

Tsung-Kai Chang (5 out of 7 patents)

Yi-Jung Chen (2 out of 20 patents)

4. Tsung-Min Yang (2 out of 3 patents)

5. Yu-Fen Chung (1 out of 2 patents)

6. Ping-Ju Chang (1 out of 1 patent)

7. Chia-Hao Ou (1 out of 2 patents)

8. Chun-Yao Wang (1 out of 4 patents)

9. Wei-Chih Lu (1 out of 1 patent)

10. Chang-Ming Tsai (1 out of 1 patent)

11. Chien-Kuo Chen (1 out of 1 patent)

12. Pao-Heng Shen (1 out of 1 patent)

13. Wen-Sheng Tai (1 out of 1 patent)

14. Jinn-Kang Wang (1 out of 1 patent)

15. Kirin Chang (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 8291442 - Electromagnetic actuator of optical pickup head (2012-10-16),

2. 7880869 - Calibration apparatus and method for optical system assembly (2011-02-01),

3. 7872951 - Actuator for optical pickup (2011-01-18),

4. 7519286 - Apparatus of driving lens for focusing (2009-04-14),

5. 7492537 - Focus driving apparatus with impact resistance (2009-02-17),

6. 7486594 - Adjustable optical pickup actuator (2009-02-03),

7. 7457062 - Driving apparatus for fine-tuning focus (2008-11-25),

8. 7418721 - Apparatus for aligning and clipping different size compact discs for disc device (2008-08-26),

9. 7358470 - Optical pickup (2008-04-15),

10. 7325243 - Driving device for objective lens of optical pickup (2008-01-29),

Topray Technologies, Inc. is a leading provider of innovative solutions in the field of renewable energy. With a focus on solar power technology, Topray offers a wide range of products including solar panels, inverters, and energy storage systems. The company's mission is to make clean energy accessible and affordable for all, helping to drive a more sustainable future.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

10 Patents

#140 in Hsinchu

#1,365 in Taiwan

#54,238 in the World

Hsinchu, Taiwan

Topray Technologies, Inc.

Forward Citations = 7

16 inventors:

Chin-Sung Liu (5 out of 23 patents)

Tsung-Kai Chang (5 out of 7 patents)

Yi-Jung Chen (2 out of 20 patents)

4. Tsung-Min Yang (2 out of 3 patents)

5. Yu-Fen Chung (1 out of 2 patents)

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