For the Inventor, By the Inventor

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Wilmington, DE, United States of America

Sdgi Holdings, Inc.

USPTO Granted Patents = 334

% Expired Patents = 15.0

CIPO Patents = 1

Trademarks = 14

Forward Citations = 85,484

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213 inventors (with patents filed for the assignee):

Michael C Sherman (49 out of 132 patents)

Kevin Thomas Foley (37 out of 164 patents)

Troy D Drewry (33 out of 61 patents)

4. Eddie F Ray, Iii (31 out of 58 patents)

5. Lawrence M Boyd (29 out of 76 patents)

6. Gary Karlin Michelson (28 out of 341 patents)

7. William F McKay (24 out of 226 patents)

8. Bradley T Estes (20 out of 56 patents)

9. Mingyan Liu (19 out of 58 patents)

10. Thomas A Zdeblick (19 out of 30 patents)

11. Matthew M Morrison (17 out of 129 patents)

12. Thomas V McGahan (16 out of 53 patents)

13. Joseph Moctezuma (14 out of 31 patents)

14. David L Brumfield (14 out of 60 patents)

15. John Stewart Young (13 out of 32 patents)

Core Competencies:

Spinal Implant

Orthopedic Fixation

Interbody Fusion

Minimally Invasive

Surgical Instrumentation

Vertebral Stabilization

Collagen Composites

Bone Grafting

RFID Technology

Dynamic Plate Systems

Spinal Surgery Techniques

Expandable Implants

334 patents: Sort by Forward Citations

1. 8337556 - Curable media for implantable medical device (2012-12-25),

2. 8137664 - Method and kit for repairing a defect in bone (2012-03-20),

3. 7955279 - Device for evaluating a position of balance for the human body (2011-06-07),

4. 7857853 - Synthetic loadbearing collagen-mineral composites useful for spinal implants, and methods of manufacture (2010-12-28),

5. 7517359 - Vertebral rod assemblies and methods (2009-04-14),

6. 7427293 - Osteochondral plug graft, kit and method (2008-09-23),

7. 7331995 - Method for inserting an articular disc prosthesis via the transforaminal approach (2008-02-19),

8. 7331263 - Surgical screwdrivers with torque control and methods of use (2008-02-19),

9. 7329282 - Revision methods for a vertebral device (2008-02-12),

10. 7326251 - Interbody fusion device (2008-02-05),

11. 7320708 - Cervical interbody device (2008-01-22),

12. 7318840 - Intervertebral disc treatment devices and methods (2008-01-15),

13. 7318826 - Transpedicular intervertebral disk access methods and devices (2008-01-15),

14. 7303563 - Orthopedic fixation system and method of use (2007-12-04),

15. 7303562 - Pedicle screws with inclined channels to hold support rods (2007-12-04),

Sdgi Holdings, Inc. is a Wilmington, DE-based company specializing in spinal implant technology. The organization focuses on developing innovative solutions for orthopedic fixation and interbody fusion, emphasizing minimally invasive surgical techniques. Their expertise extends to vertebral stabilization and the use of advanced materials such as collagen composites for bone grafting. By integrating cutting-edge surgical instrumentation with their core technologies, Sdgi Holdings aims to enhance patient outcomes in spinal surgery.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

334 Patents

#22 in Wilmington, DE

#28 in Delaware

#1,331 in US

#2,699 in the World

Wilmington, DE, United States of America

Sdgi Holdings, Inc.

Forward Citations = 85,484

213 inventors:

Michael C Sherman (49 out of 132 patents)

Kevin Thomas Foley (37 out of 164 patents)

Troy D Drewry (33 out of 61 patents)

4. Eddie F Ray, Iii (31 out of 58 patents)

5. Lawrence M Boyd (29 out of 76 patents)

Please report any incorrect information to [email protected]

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