% Expired Patents = 100.0

Forward Citations = 1,463

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3 inventors (with patents filed for the assignee):

Bruce A Buckingham (2 out of 3 patents)

Wah L Lim (2 out of 19 patents)

Edward J Knobbe (2 out of 2 patents)

2 patents: Sort by Forward Citations

1. 6575905 - Method and apparatus for real-time estimation of physiological parameters (2003-06-10),

2. 6572545 - Method and apparatus for real-time control of physiological parameters (2003-06-03),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#148 in Newport Beach, CA

#21,017 in California

#94,905 in US

Newport Beach, CA, United States of America

Knobbe, Lim & Buckingham

Forward Citations = 1,463

3 inventors:

Bruce A Buckingham (2 out of 3 patents)

Wah L Lim (2 out of 19 patents)

Edward J Knobbe (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Knobbe, Lim & Buckingham. Retrieved from https://idiyas.com/company/knobbe-lim-and-buckingham

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]