Timothy J. Johnson

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Gaithersburg, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Microfluidic flow manipulation device
- Patent number 7,658,536
- Issue date Feb 9, 2010
- The United States of America as represented by the Secretary of Commerce
- Timothy J. Johnson
- G05 - CONTROLLING REGULATING
Information Patent Grant
Surface charge modification within preformed polymer microchannels...
- Patent number 6,982,028
- Issue date Jan 3, 2006
- The United States of America as represented by the Secretary of Commerce
- Timothy J. Johnson
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Method for microfluidic flow manipulation
- Patent number 6,907,895
- Issue date Jun 21, 2005
- The United States of America as represented by the Secretary of Commerce
- Timothy J. Johnson
- G05 - CONTROLLING REGULATING
Information Patent Grant
Chemical modification of substrates by photo-ablation under differe...
- Patent number 6,703,189
- Issue date Mar 9, 2004
- National Institute of Standards and Technology
- Emanuel A. Waddell
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
MICROFLUIDIC FLOW MANIPULATION DEVICE
- Publication number 20080190773
- Publication date Aug 14, 2008
- Timothy J. Johnson
- G05 - CONTROLLING REGULATING
Information Patent Application
Microfluidic flow manipulation device
- Publication number 20050207274
- Publication date Sep 22, 2005
- Timothy J. Johnson
- G05 - CONTROLLING REGULATING
Information Patent Application
Microfluidic flow manipulation device
- Publication number 20030051760
- Publication date Mar 20, 2003
- Timothy J. Johnson
- G05 - CONTROLLING REGULATING
Information Patent Application
Surface charge modification within preformed polymer microchannels...
- Publication number 20020023840
- Publication date Feb 28, 2002
- Timothy J. Johnson
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
Chemical modification of substrates by photo-ablation under differe...
- Publication number 20010053495
- Publication date Dec 20, 2001
- Emanuel A. Waddell
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC