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For the Inventor, By the Inventor

Irvine, CA, United States of America

Ista Pharmaceuticals, Inc.

Calculating rank
USPTO Granted Patents = 8

% Expired Patents = 37.5


Trademarks = 1

Forward Citations = 169

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13 inventors (with patents filed for the assignee):

goldMedal Hampar L Karageozian (5 out of 24 patents)

silverMedal Vicken H Karageozian (4 out of 14 patents)

bronzeMedal Anthony B Nesburn (4 out of 19 patents)

4.  Maria Cristina Kenney (3 out of 5 patents)

5.  Gabriel Arturo Carpio Aragon (3 out of 6 patents)

6.  Jose Luis Gutierrez Flores (2 out of 4 patents)

7.  Mark Barry Abelson (1 out of 19 patents)

8.  Kirk McMullin (1 out of 3 patents)

9.  Kathryn A Rich (1 out of 1 patent)

10.  Jose L G Flores (1 out of 2 patents)

11.  Phillip Baker (1 out of 1 patent)

12.  Hamper Karageozian (1 out of 1 patent)

13.  John Y Park (1 out of 36 patents)

14.  Angel Padilla (4 patents)

15.  George Baklayan (4 patents)


8 patents:

1. 8372814 - Ophthalmic formulations and uses thereof (2013-02-12),
2. 7141610 - Compositions and methods for the induction of retinal detachments (2006-11-28),
3. 7115408 - Method of stabilizing hyaluronidase with annexin II (2006-10-03),
4. 6939542 - Hyaluronidase preparation for ophthalmic administration and enzymatic methods for accelerating clearance of hemorrhagic blood from the vitreous body of the eye (2005-09-06),
5. 6737075 - Biochemical methods that eliminate corneal scars, opacification and haze (2004-05-18),
6. 6610292 - Use of hyaluronidase in the manufacture of an ophthalmic preparation for liquefying vitreous humor in the treatment of eye disorders (2003-08-26),
7. 6551590 - Hyaluronidase preparation for ophthalmic administration and enzymatic methods for accelerating clearance of hemorrhagic blood from the vireous body of the eye (2003-04-22),
8. 6537545 - Use of corneal hardening agents in enzymeorthokeratology (2003-03-25),
Company Overview
Ista Pharmaceuticals, Inc. is a specialty pharmaceutical company focused on developing and commercializing innovative eye care products. The company's products target various eye conditions, including glaucoma, allergic conjunctivitis, and inflammation. Ista's mission is to improve the quality of life for patients suffering from eye diseases by providing effective and safe treatments. With a diverse product portfolio and a commitment to research and development, Ista Pharmaceuticals is a leading player in the ophthalmic pharmaceutical industry.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

8 Patents

#334 in Irvine, CA

#8,556 in California

#35,984 in US

Irvine, CA (US)
Irvine, CA, United States of America

Ista Pharmaceuticals, Inc.

Forward Citations = 169

13 inventors:

goldMedal Hampar L Karageozian (5 out of 24 patents)

silverMedal Vicken H Karageozian (4 out of 14 patents)

bronzeMedal Anthony B Nesburn (4 out of 19 patents)

4.  Maria Cristina Kenney (3 out of 5 patents)

5.  Gabriel Arturo Carpio Aragon (3 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ista Pharmaceuticals, Inc.. Retrieved from https://idiyas.com/company/ista-pharmaceuticals

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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