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For the Inventor, By the Inventor

Leeds, United Kingdom

Surgical Innovations Limited


USPTO Granted Patents = 19

% Expired Patents = 15.8



Trademarks = 6

Forward Citations = 1,347

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18 inventors (with patents filed for the assignee):

goldMedal David Andrew Main (4 out of 4 patents)

silverMedal Peter E Bippart (4 out of 4 patents)

bronzeMedal Diane S Kindred (4 out of 4 patents)

4.  David Wells-Roth (3 out of 3 patents)

5.  Vhairi Maxwell (2 out of 2 patents)

6.  Keir Ridler (2 out of 2 patents)

7.  Michael White (2 out of 3 patents)

8.  Stuart S Moran (2 out of 3 patents)

9.  Peter Moran (2 out of 4 patents)

10.  John N Graber (2 out of 3 patents)

11.  Christopher David Harrison (1 out of 1 patent)

12.  Michael T Hofflander (1 out of 8 patents)

13.  Anna Sophia Hellinga (1 out of 1 patent)

14.  David Maine (1 out of 1 patent)

15.  Mark A Schmidt (1 out of 9 patents)


19 patents:

1. 10653449 - Cannula sealing (2020-05-19),
2. 10595840 - Wound closure apparatus and method (2020-03-24),
3. 10441259 - Wound closure apparatus and method (2019-10-15),
4. 10321903 - Surgical instrument for dispensing a fluid (2019-06-18),
5. 10219797 - Wound closure apparatus and method (2019-03-05),
6. 10004485 - Surgical instrument for dispensing a fluid (2018-06-26),
7. 9615817 - Wound closure apparatus and method (2017-04-11),
8. 9232936 - Retractors (2016-01-12),
9. 9226740 - Surgical instrument (2016-01-05),
10. 8551077 - Handle for a surgical instrument and surgical instrument assembly (2013-10-08),
11. D667111 - Handle for surgical instrument (2012-09-11),
12. 8231579 - Cannula sealing apparatus (2012-07-31),
13. 6641595 - Laparoscopic forceps handle (2003-11-04),
14. RE37107 - Device and method for the surgical anastomasis of tubular structures (2001-03-20),
15. 6132443 - Device and method for the surgical anastomosis of tubular structures (2000-10-17),
Company Overview
Surgical Innovations Limited is a prominent developer and manufacturer of innovative medical devices, specializing in minimally invasive surgical solutions. Based in Leeds, UK, the company focuses on enhancing surgical procedures through advanced technologies that improve patient outcomes and operational efficiency. Their product portfolio includes a range of instruments and access devices designed for various surgical specialties, reflecting a commitment to quality and innovation in the healthcare sector.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

19 Patents

#6 in Leeds

#928 in United Kingdom

#32,663 in the World

Leeds, GB
Leeds, United Kingdom

Surgical Innovations Limited

Forward Citations = 1,347

18 inventors:

goldMedal David Andrew Main (4 out of 4 patents)

silverMedal Peter E Bippart (4 out of 4 patents)

bronzeMedal Diane S Kindred (4 out of 4 patents)

4.  David Wells-Roth (3 out of 3 patents)

5.  Vhairi Maxwell (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Surgical Innovations Limited. Retrieved from https://idiyas.com/company/surgical-innovations

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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