Sunnyvale, CA, United States of America

Dionex Corporation


USPTO Granted Patents = 272

% Expired Patents = 11.4



Trademarks = 37

Forward Citations = 2,646

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190 inventors (with patents filed for the assignee):

goldMedal Christopher A Pohl (110 out of 117 patents)

silverMedal Kannan Srinivasan (76 out of 77 patents)

bronzeMedal Yan Liu (50 out of 72 patents)

4.  Nebojsa Avdalovic (40 out of 43 patents)

5.  John M Riviello (26 out of 34 patents)

6.  Hamish Small (24 out of 36 patents)

7.  Xiaodong Liu (21 out of 22 patents)

8.  Rong Lin (17 out of 17 patents)

9.  Sheetal Bhardwaj (16 out of 16 patents)

10.  Purnendu K Dasgupta (14 out of 42 patents)

11.  Rosanne Williamson Slingsby (10 out of 11 patents)

12.  Andrei Bordunov (9 out of 13 patents)

13.  Gary L Gleave (9 out of 9 patents)

14.  Jun Cheng (8 out of 8 patents)

15.  Yongjing Chen (8 out of 8 patents)


Core Competencies:
Electrolytic Device
Anion Exchange Resins
Suppressor Diagnostic Tool
Peak Detection
Chromatography System
Sample Tracking
Ion Exchange
Gas-Assisted Extraction
High Pressure
Monolithic Coated Surfaces
Automated Calibration
Electrospray Ionization

272 patents:

Company Overview
Dionex Corporation, based in Sunnyvale, California, specializes in ion chromatography, a critical analytical technique used for separating and quantifying ions in various samples. The company develops advanced technologies including electrolytic devices, anion exchange resins, and suppressor diagnostic tools, enhancing the efficiency and accuracy of chromatographic systems. Their innovations in peak detection, sample tracking, and ion exchange processes contribute significantly to applications in environmental testing, pharmaceuticals, and food safety.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Dionex Corporation USPTO Patent Assignee Logo
272 Patents

#18 in Sunnyvale, CA

#334 in California

#1,597 in US

#3,232 in the World

Sunnyvale, CA (US)
Sunnyvale, CA, United States of America
Forward Citations = 2,646

190 inventors:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dionex Corporation. Retrieved from https://idiyas.com/company/dionex

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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