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Hsinchu, Taiwan

Umax Data System Inc.

USPTO Granted Patents = 22

Forward Citations = 276

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21 inventors (with patents filed for the assignee):

Tony H Chen (7 out of 30 patents)

Thomas Chang (6 out of 19 patents)

Daniel Chen (4 out of 5 patents)

4. Hsi-Chin Chen (3 out of 6 patents)

5. Chi-Wen Lin (2 out of 8 patents)

6. Kou-Long Tseng (2 out of 5 patents)

7. Guang-Shang Chang (2 out of 10 patents)

8. Chien-Chin Chan (2 out of 12 patents)

9. Chih-Wen Pan (2 out of 7 patents)

10. Chin-Shui Lin (2 out of 5 patents)

11. Shih-Chung Chang (2 out of 2 patents)

12. Kevin Chen (2 out of 2 patents)

13. Alpha Tasy (2 out of 2 patents)

14. Chau-Hwang Chen (1 out of 1 patent)

15. Chi-Ming C Yu (1 out of 1 patent)

22 patents: Sort by Forward Citations

1. 6433826 - Adjusting mechanism for the lens set of an imaging system (2002-08-13),

2. 5815759 - Extended adjusting mechanism for the lens set of an imaging system (1998-09-29),

3. 5742409 - Apparatus for pixel insertion in optical scanners (1998-04-21),

4. 5652665 - Transparency adapter for flatbed scanners (1997-07-29),

5. 5633745 - To drive the optical system independently by CPU in flatbed scanners (1997-05-27),

6. D370893 - Image scanner (1996-06-18),

7. D370667 - Computer image converter (1996-06-11),

8. 5514864 - Photo electric feedback compensation controlled apparatus (1996-05-07),

9. D369149 - Computer video information converter (1996-04-23),

10. D369148 - Roller type gray scale scanner (1996-04-23),

11. D368257 - Transparency scanner (1996-03-26),

12. D367495 - Automatic document feeder (1996-02-27),

13. D365807 - Visual image scanner (1996-01-02),

14. D365341 - Visual image scanner cover (1995-12-19),

15. 5467465 - Two clock method for synchronizing a plurality of identical processors (1995-11-14),

Umax Data System Inc. is a technology company based in Hsinchu, Taiwan, specializing in advanced data management solutions and software development. The organization focuses on creating innovative products that enhance data processing and storage capabilities, catering to various industries including telecommunications and information technology. Umax is committed to leveraging cutting-edge technologies to improve efficiency and performance in data-centric applications, positioning itself as a key player in the evolving tech landscape.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

22 Patents

#157 in Hsinchu

#759 in Taiwan

#28,749 in the World

Hsinchu, Taiwan

Umax Data System Inc.

Forward Citations = 276

21 inventors:

Tony H Chen (7 out of 30 patents)

Thomas Chang (6 out of 19 patents)

Daniel Chen (4 out of 5 patents)

4. Hsi-Chin Chen (3 out of 6 patents)

5. Chi-Wen Lin (2 out of 8 patents)

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