For the Inventor, By the Inventor

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Irvine, CA, United States of America

Visiogen, Inc.

USPTO Granted Patents = 38

% Expired Patents = 47.4

CIPO Patents = 9

EPO Patents = 8

Forward Citations = 3,458

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15 inventors (with patents filed for the assignee):

Tuan Anh Nguyen (27 out of 172 patents)

Gholam-Reza Zadno-Azizi (22 out of 57 patents)

Valdemar Portney (11 out of 78 patents)

4. Scott M Evans (10 out of 86 patents)

5. Albert C Ting (9 out of 21 patents)

6. George Tsai (6 out of 15 patents)

7. Phu Nguyen (3 out of 3 patents)

8. Xiugao Liao (3 out of 15 patents)

9. Erica J Rogers (3 out of 5 patents)

10. Ian Ayton (2 out of 4 patents)

11. Luis Vargas (2 out of 2 patents)

12. Hai-Minh Pham (2 out of 4 patents)

13. Reza Zadno (1 out of 2 patents)

14. Dennis Figueroa (1 out of 3 patents)

15. Nathaniel Gerald Portney (1 out of 10 patents)

38 patents: Sort by Forward Citations

1. 9498326 - Injector for intraocular lens system (2016-11-22),

2. 9421089 - Intraocular lens with post-implantation adjustment capabilities (2016-08-23),

3. 9095426 - Method and device for compacting an intraocular lens (2015-08-04),

4. 9005283 - Intraocular lens (2015-04-14),

5. 8784485 - Method and device for inserting an intraocular lens (2014-07-22),

6. 8680172 - Copolymers for intraocular lens systems (2014-03-25),

7. 8579970 - Magnifying intraocular lens (2013-11-12),

8. 8430928 - Copolymers for intraocular lens systems (2013-04-30),

9. 8425595 - Method for inserting an intraocular lens (2013-04-23),

10. 8403984 - Apparatus and methods for compacting an intraocular lens (2013-03-26),

11. 8377123 - Method of implanting an intraocular lens (2013-02-19),

12. 8246679 - Intraocular lens (2012-08-21),

13. 8222360 - Copolymers for intraocular lens systems (2012-07-17),

14. 8187325 - Materials for use in accommodating intraocular lens system (2012-05-29),

15. 8142498 - Injector for intraocular lens system (2012-03-27),

Visiogen, Inc. is a medical technology company specialized in developing and commercializing innovative solutions for vision correction. With a strong focus on research and development, Visiogen aims to revolutionize the field of ophthalmology by providing surgeons with advanced tools and techniques. Through their cutting-edge lens design and implantable devices, Visiogen aims to enhance patients' vision and quality of life. Visit their website for more information and to explore their product portfolio.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

38 Patents

#90 in Irvine, CA

#2,126 in California

#9,007 in US

#17,788 in the World

Irvine, CA, United States of America

Visiogen, Inc.

Forward Citations = 3,458

15 inventors:

Tuan Anh Nguyen (27 out of 172 patents)

Gholam-Reza Zadno-Azizi (22 out of 57 patents)

Valdemar Portney (11 out of 78 patents)

4. Scott M Evans (10 out of 86 patents)

5. Albert C Ting (9 out of 21 patents)

Please report any incorrect information to [email protected]

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