Patent assignee · US · COMPANY

Tekmar Company

23Patents
0Active
23Granted
30Portfolio score

Filing activity: Jul 30, 1993 → Dec 23, 1999

Most-cited patents

PatentTitleAreaCited byStatus
USD421653S Housing for a laboratory instrument General 153 Expired
US5948360A Autosampler with robot arm Emerging Cross-Sectional Technologies 109 Expired
US6143573A Modular vial autosampler Emerging Cross-Sectional Technologies 36 Expired
US6040186A Vial autosampler with selectable modules Emerging Cross-Sectional Technologies 36 Expired
US6426225B1 Method of calibrating a vial autosampler Emerging Cross-Sectional Technologies 32 Expired
US6180060A Analyzer transport device Emerging Cross-Sectional Technologies 31 Expired
US6544799B1 Vial autosampler with vial stabilization member Emerging Cross-Sectional Technologies 29 Expired
US6007777A Liquid sample carbon analyzer Emerging Cross-Sectional Technologies 29 Expired
US6146895A Method of static headspace analyzer Emerging Cross-Sectional Technologies 24 Expired
US5998217A Method of introducing standards into a vial Emerging Cross-Sectional Technologies 23 Expired
US6276202A Device and method for detecting snow and ice Physics 21 Expired
US6168759A Analyzer transport device Emerging Cross-Sectional Technologies 20 Expired
US6056921A Vial transporter having an elevator Emerging Cross-Sectional Technologies 18 Expired
US5847291A Air sampler with trap Physics 16 Expired
US6280688A Rinsing device for sample processing components of an analytical instrument Emerging Cross-Sectional Technologies 15 Expired
US5993744A Apparatus for introducing standards into a vial Emerging Cross-Sectional Technologies 12 Expired
USD406900S Autosampler General 9 Expired
US6220520A Manifolds for use in water heat distribution systems Mechanical Engineering; Lighting; Heating 9 Expired
USD387429S Cabinet for an autosampler General 8 Expired
US6375900B1 Carbon analyzer with improved catalyst Emerging Cross-Sectional Technologies 8 Expired
US5691487A Coupling of air samples to a sampler Physics 7 Expired
US5339701A Needle interface apparatus Physics 3 Expired
US5689073A Verification circuit for a fluid handling analytical instrument Physics 2 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.