For the Inventor, By the Inventor

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Waltham, MA, United States of America

Beaver-Visitec International (US), Inc.

USPTO Granted Patents = 33

% Expired Patents = 3.0

Trademarks = 30

Forward Citations = 190

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19 inventors (with patents filed for the assignee):

Dana Michael Cote (28 out of 52 patents)

Brian Rapp (12 out of 13 patents)

Paul Karnafel (7 out of 8 patents)

4. Xiaoyu Zhang (7 out of 7 patents)

5. James Joseph Hughes (7 out of 11 patents)

6. Michael J Morawski (6 out of 11 patents)

7. Mohan Rajasekaran (5 out of 162 patents)

8. Patrick T Thrailkill (5 out of 11 patents)

9. David S Seebauer (5 out of 11 patents)

10. Frederick M Terry (5 out of 6 patents)

11. Robert H Osher (3 out of 3 patents)

12. Gregory P Halloran (3 out of 8 patents)

13. Thomas F Walsh (3 out of 3 patents)

14. Jessica Chiappone (3 out of 3 patents)

15. Collin Alexander Murray (2 out of 15 patents)

Core Competencies:

Iris Expander

Surgical Knife

Safety Handle

Ophthalmic Device

Surgical Drape

Speculum

Surgical Blade

Retractable Knife

Blade Packaging

Toric Lens

Marking Device

Manufacturing Method

33 patents: Sort by Forward Citations

1. 12357290 - Iris expander (2025-07-15),

2. 12161361 - Surgical knife safety handle having user operable lock (2024-12-10),

3. 11779368 - Surgical knife safety handle having user operable lock (2023-10-10),

4. 11389150 - Iris expander (2022-07-19),

5. 11134979 - Surgical knife safety handle (2021-10-05),

6. 11109886 - Surgical knife safety handle having user operable lock (2021-09-07),

7. 11096823 - Ophthalmic marking device and method of using same (2021-08-24),

8. 10433828 - Iris expander (2019-10-08),

9. 10357279 - Surgical knife safety handle having user operable lock (2019-07-23),

10. 10271872 - Surgical knife safety handle (2019-04-30),

11. 10258367 - Surgical knife safety handle (2019-04-16),

12. 10117703 - Method of, and device for, marking a patients eye for reference during a toric lens implantation procedure (2018-11-06),

13. D810949 - Surgical drape (2018-02-20),

14. 9579094 - Iris expander (2017-02-28),

15. 9480495 - Surgical knife safety handle having user operable lock (2016-11-01),

Company Overview

Beaver-Visitec International (US), Inc. is a prominent player in the medical device sector, specializing in the development and manufacturing of surgical instruments and devices. The company focuses on enhancing surgical precision and safety, particularly in ophthalmic and other specialized surgical fields. With a commitment to innovation, Beaver-Visitec leverages advanced technologies to create solutions that improve patient outcomes and streamline surgical procedures, serving healthcare professionals across various regions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

33 Patents

#49 in Waltham, MA

#619 in Massachusetts

#10,309 in US

#20,162 in the World

Waltham, MA, United States of America

Beaver-Visitec International (US), Inc.

Forward Citations = 190

19 inventors:

Dana Michael Cote (28 out of 52 patents)

Brian Rapp (12 out of 13 patents)

Paul Karnafel (7 out of 8 patents)

4. Xiaoyu Zhang (7 out of 7 patents)

5. James Joseph Hughes (7 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Beaver-Visitec International (US), Inc.. Retrieved from https://idiyas.com/company/beaver-visitec-international-us

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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