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USPTO Data Jan 1 1976 - Oct 6 2026
34 Patents
#155 in Houston, TX
#543 in Texas
#10,002 in US
#19,612 in the World
Valco Instruments Company, Inc.
Forward Citations = 218
17 inventors:
Houston, TX, United States of America
Valco Instruments Company, Inc.
% Expired Patents = 2.9
CIPO Patents = 3
EPO Patents = 15
Trademarks = 20
Forward Citations = 218
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17 inventors (with patents filed for the assignee):
Stanley D Stearns (28 out of 54 patents)
Huamin Cai (13 out of 15 patents)
Chris S Cowles (7 out of 8 patents)
4. Ales Plistil (6 out of 7 patents)
5. H Max Loy, Jr (5 out of 11 patents)
6. Chris Bishop (4 out of 4 patents)
7. Robert Simpson (4 out of 4 patents)
8. Dale Ashworth (4 out of 4 patents)
9. Douglas Dailey (4 out of 4 patents)
10. Martin Paul Brisbin (3 out of 3 patents)
11. Wayne E Wentworth (3 out of 11 patents)
12. David Miller (1 out of 1 patent)
13. L Harvey Barclay (1 out of 2 patents)
14. Herbert Max Loy, Jr (1 out of 1 patent)
15. Frank A Stearns (1 out of 2 patents)
Core Competencies:
Linear Actuator
Zero Dead Volume Fitting
Photo Ionization Detector
Pulsed Discharge Helium Ionization
Adaptive Temperature Controller
Variable Pressure Loading
Compression Fitting Nut
Multiple Port Diaphragm Valve
Heated Rotary Valve
Permeation Tube
Gas Chromatography
Two-Dimensional Chromatography
34 patents:
Company Overview
Valco Instruments Company, Inc. is a leading provider of precision instrumentation and automation solutions, primarily serving the fields of chromatography and analytical chemistry. Based in Houston, Texas, the company specializes in the design and manufacture of high-quality valves, fittings, and related components that enhance laboratory efficiency and accuracy. Valco's innovative technologies support a wide range of applications, including environmental monitoring, pharmaceuticals, and food safety, contributing to advancements in scientific research and industrial processes.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Valco Instruments Company, Inc.. Retrieved from https://idiyas.com/company/valco-instruments-company
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]
3 patents (CIPO):
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]
15 patents (EPO):
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]