David Johnsen

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Downers Grove, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Indirect real-time monitoring and control of electrical resistively...
- Patent number 8,940,077
- Issue date Jan 27, 2015
- The Board of Trustees of the University of Illinois
- Mark J. Rood
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Gas purification system for liquefaction of dilute gas components
- Patent number 8,636,829
- Issue date Jan 28, 2014
- The Board of Trustees of the University of Illinois
- Mark J. Rood
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Gas purification system and method for liquefaction of dilute gas c...
- Patent number 8,500,853
- Issue date Aug 6, 2013
- The Board of Trustees of the University of Illinois
- Mark J. Rood
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
GAS PURIFICATION SYSTEM FOR LIQUEFACTION OF DILUTE GAS COMPONENTS
- Publication number 20130192468
- Publication date Aug 1, 2013
- THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
- Mark J. Rood
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
INDIRECT REAL-TIME MONITORING AND CONTROL OF ELECTRICAL RESISTIVEL...
- Publication number 20130174729
- Publication date Jul 11, 2013
- THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
- Mark J. Rood
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
GAS PURIFICATION SYSTEM AND METHOD FOR LIQUEFACTION OF DILUTE GAS C...
- Publication number 20110132031
- Publication date Jun 9, 2011
- THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
- Mark J. Rood
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL