% Expired Patents = 100.0

Forward Citations = 1,731

Loading Chart...

3 inventors (with patents filed for the assignee):

Bryan Dale Knodel (3 out of 172 patents)

Richard A Hillstead (3 out of 56 patents)

Kevin F Hahnen (1 out of 5 patents)

3 patents: Sort by Forward Citations

1. 8647363 - Robotically controlled hydraulic end effector system (2014-02-11),

2. 8308757 - Hydraulically actuated robotic medical instrument (2012-11-13),

3. 8043328 - Medical instrument (2011-10-25),

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

3 Patents

#32 in Suwanee, GA

#1,474 in Georgia

#73,815 in US

Suwanee, GA, United States of America

Richard a. Hillstead, Inc.

Forward Citations = 1,731

3 inventors:

Bryan Dale Knodel (3 out of 172 patents)

Richard A Hillstead (3 out of 56 patents)

Kevin F Hahnen (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Richard a. Hillstead, Inc.. Retrieved from https://idiyas.com/company/richard-a-hillstead

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]