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For the Inventor, By the Inventor

Santa Clara, CA, United States of America

Access Closure, Inc.


USPTO Granted Patents = 67

% Expired Patents = 10.4



Trademarks = 3

Forward Citations = 1,586

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39 inventors (with patents filed for the assignee):

goldMedal Celso J Bagaoisan (30 out of 93 patents)

silverMedal Farhad Khosravi (22 out of 127 patents)

bronzeMedal Suresh Subraya Pai (19 out of 69 patents)

4.  Juan Domingo (16 out of 31 patents)

5.  Andy H Uchida (15 out of 21 patents)

6.  Kevin To (12 out of 12 patents)

7.  Ronald Ray Hundertmark (12 out of 32 patents)

8.  Sieu Duong (11 out of 11 patents)

9.  Florencia Lim (10 out of 46 patents)

10.  Brandon Fell (9 out of 13 patents)

11.  Martin Schnitzer (9 out of 58 patents)

12.  Sravanthi Avuthu (8 out of 8 patents)

13.  Scott Robert Sershen (8 out of 20 patents)

14.  Curt D Guyer (8 out of 15 patents)

15.  David L Fiscella (6 out of 6 patents)


Core Competencies:
Vascular Closure
Hemostasis
Occlusion Devices
Chitosan
Polyethylene Glycol
Sheath Adapter
Auto-Retraction
Flow Occlusion
Tissue Sealing
Puncture Sealing
Handle Grip
Occlusion Member

67 patents:

1. 12702397 - Apparatus and method for sealing a vascular puncture (2026-08-11),
2. 12433577 - Apparatus and methods for sealing a vascular puncture (2025-10-07),
3. 12329368 - Apparatus and method for sealing a vascular puncture (2025-06-17),
4. 12268378 - Apparatus and methods for sealing a vascular puncture (2025-04-08),
5. 12144495 - Apparatus and methods for sealing a vascular puncture (2024-11-19),
6. D1042819 - Sheath adapter (2024-09-17),
7. 11925337 - Apparatus and methods for sealing a vascular puncture (2024-03-12),
8. 11832804 - Apparatus and method for sealing a vascular puncture (2023-12-05),
9. 11751857 - Chitosan and polyethylene glycol copolymers and methods and devices for using same for sealing a vascular puncture (2023-09-12),
10. 11737740 - Apparatus and method for sealing a vascular puncture (2023-08-29),
11. 11707266 - Apparatus and methods for sealing a vascular puncture (2023-07-25),
12. 11707265 - Apparatus and methods for sealing a vascular puncture (2023-07-25),
13. 11534150 - Apparatus and methods for sealing a vascular puncture (2022-12-27),
14. 11272911 - Apparatus and method for sealing a vascular puncture (2022-03-15),
15. 11103224 - Apparatus and methods for sealing a vascular puncture (2021-08-31),
Access Closure, Inc., based in Santa Clara, California, specializes in innovative vascular closure technologies aimed at enhancing hemostasis and patient outcomes. The company focuses on developing advanced occlusion devices that utilize materials such as chitosan and polyethylene glycol, alongside proprietary mechanisms like sheath adapters and auto-retraction systems. Their solutions are designed to improve the efficiency and safety of vascular procedures, addressing critical needs in the medical device landscape.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Access Closure, Inc.
67 Patents

#59 in Santa Clara, CA

#1,267 in California

#5,451 in US

#11,018 in the World

Santa Clara, CA (US)
Santa Clara, CA, United States of America

Access Closure, Inc.

Forward Citations = 1,586

39 inventors:

goldMedal Celso J Bagaoisan (30 out of 93 patents)

silverMedal Farhad Khosravi (22 out of 127 patents)

bronzeMedal Suresh Subraya Pai (19 out of 69 patents)

4.  Juan Domingo (16 out of 31 patents)

5.  Andy H Uchida (15 out of 21 patents)

Please report any incorrect information to [email protected]
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