Forward Citations = 86

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4 inventors (with patents filed for the assignee):

Karl L King (2 out of 3 patents)

Bruce W Weiss (1 out of 32 patents)

Robert W Endl (1 out of 1 patent)

4. William J Popp (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 5693204 - Passive pH adjustment for analytical instruments (1997-12-02),

2. 5140168 - Turbidimeter signal processing circuit using alternating light sources (1992-08-18),

3. 5059811 - Turbidimeter having a baffle assembly for removing entrained gas (1991-10-22),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#203 in Milwaukee, WI

#1,484 in Wisconsin

#73,904 in US

Milwaukee, WI, United States of America

Great Lakes Instruments, Inc.

Forward Citations = 86

4 inventors:

Karl L King (2 out of 3 patents)

Bruce W Weiss (1 out of 32 patents)

Robert W Endl (1 out of 1 patent)

4. William J Popp (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Great Lakes Instruments, Inc.. Retrieved from https://idiyas.com/company/great-lakes-instruments

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]