Steven K. Isvik

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New Brighton, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Passive aerosol diluter mechanism
- Patent number 11,486,803
- Issue date Nov 1, 2022
- TSI Incorporated
- Jason Paul Johnson
- G01 - MEASURING TESTING
Information Patent Grant
Passive aerosol diluter mechanism
- Patent number 10,732,082
- Issue date Aug 4, 2020
- TSI Incorporated
- Jason Paul Johnson
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for measuring the concentration of gases in a...
- Patent number 7,880,887
- Issue date Feb 1, 2011
- Phygen, Inc.
- Steven J. Olson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
PASSIVE AEROSOL DILUTER MECHANISM
- Publication number 20200393346
- Publication date Dec 17, 2020
- TSI Incorporated
- Jason Paul Johnson
- G01 - MEASURING TESTING
Information Patent Application
PASSIVE AEROSOL DILUTER MECHANISM
- Publication number 20190212235
- Publication date Jul 11, 2019
- Jason Paul Johnson
- G01 - MEASURING TESTING
Information Patent Application
Apparatus and method for measuring the concentration of gases in a...
- Publication number 20100053621
- Publication date Mar 4, 2010
- Phygen, Inc. d/b/a Sterilucent, Inc.
- Steven J. Olson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE