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For the Inventor, By the Inventor

El Dorado Hills, CA, United States of America

Synvasive Technology, Inc.


USPTO Granted Patents = 56

% Expired Patents = 16.1



Trademarks = 4

Forward Citations = 4,919

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25 inventors (with patents filed for the assignee):

goldMedal Michael G Fisher (48 out of 58 patents)

silverMedal Anthony K Hedley (12 out of 20 patents)

bronzeMedal Kenneth Dale Johannaber (12 out of 30 patents)

4.  Kevin M Cordes (11 out of 13 patents)

5.  Barjinder S Chana (10 out of 10 patents)

6.  John Anes (10 out of 10 patents)

7.  Michael J Howard (8 out of 8 patents)

8.  Toshinobu Katsuya (7 out of 7 patents)

9.  Henry Hasbrouck Fletcher (7 out of 11 patents)

10.  Andrew P Sizelove (6 out of 6 patents)

11.  David Wycliffe Murray (5 out of 46 patents)

12.  Michael Haight (5 out of 5 patents)

13.  Keith R Berend (5 out of 32 patents)

14.  Russell Todd Nevins (4 out of 17 patents)

15.  Leo Beckers (3 out of 3 patents)


Core Competencies:
Knee Balancing Devices
Dynamic Knee Balancer
Force Sensing
Cutting Guide System
Knee Arthroplasty
Hip Resurfacing Drill
Bone Positioning Device
Surgical Saw Blade
Revision Procedures
Surgical Cutting Block
Tibial Prosthesis
Surgical Suturing Device

56 patents:

1. 11357644 - Knee balancing devices, systems and methods (2022-06-14),
2. 10555822 - Dynamic knee balancer with force or pressure sensing (2020-02-11),
3. 10485554 - System for positioning a cutting guide in knee surgery (2019-11-26),
4. 10172723 - Sensing force during partial or total knee replacement surgery (2019-01-08),
5. 10022136 - Hip resurfacing drill guide device (2018-07-17),
6. 9993354 - Sensing force during partial and total knee replacement surgery (2018-06-12),
7. 9980735 - Force sensing distal femoral alignment system and method of use (2018-05-29),
8. 9808356 - Knee balancing devices, systems and methods (2017-11-07),
9. 9730810 - Sensing force during partial or total knee replacement surgery (2017-08-15),
10. 9693783 - Bone positioning device and method (2017-07-04),
11. 9629642 - Hip resurfacing drill guide device (2017-04-25),
12. 9622761 - Knee balancing for revision procedures (2017-04-18),
13. 9572588 - Dynamic knee balancer with force or pressure sensing (2017-02-21),
14. 9492290 - Tibial prosthesis systems, kits, and methods (2016-11-15),
15. 9439656 - System for positioning a cutting guide in knee surgery (2016-09-13),
Company Overview
Synvasive Technology, Inc. is a pioneering company based in El Dorado Hills, California, specializing in advanced knee surgery devices. The organization focuses on developing innovative solutions such as knee balancing devices and dynamic knee balancers, which enhance the precision and effectiveness of knee arthroplasty procedures. Additionally, Synvasive is involved in creating cutting-edge tools like force sensing systems, surgical saw blades, and bone positioning devices, contributing to improved surgical outcomes and patient care in orthopedic surgery.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

56 Patents

#4 in El Dorado Hills, CA

#1,494 in California

#6,358 in US

#12,754 in the World

El Dorado Hills, CA (US)
El Dorado Hills, CA, United States of America

Synvasive Technology, Inc.

Forward Citations = 4,919

25 inventors:

goldMedal Michael G Fisher (48 out of 58 patents)

silverMedal Anthony K Hedley (12 out of 20 patents)

bronzeMedal Kenneth Dale Johannaber (12 out of 30 patents)

4.  Kevin M Cordes (11 out of 13 patents)

5.  Barjinder S Chana (10 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Synvasive Technology, Inc.. Retrieved from https://idiyas.com/company/synvasive-technology

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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