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Stephen Daniel Walker
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Boulder, CO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Noninvasive glucose sensor
Patent number
7,251,516
Issue date
Jul 31, 2007
Nostix LLC
Stephen D. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Noninvasive optical sensor for measuring near infrared light absorb...
Patent number
6,802,812
Issue date
Oct 12, 2004
Nostix LLC
Stephen D. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Ultrasound-guided near infrared spectrophotometer
Patent number
6,690,958
Issue date
Feb 10, 2004
Nostix LLC
Stephen D. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cerebral oxygenation monitor
Patent number
6,453,183
Issue date
Sep 17, 2002
Stephen D. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method and apparatus for measuring gas concentration using a semico...
Patent number
6,091,504
Issue date
Jul 18, 2000
Square One Technology, Inc.
Stephen D. Walker
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for automatic identification of gas samples
Patent number
5,920,069
Issue date
Jul 6, 1999
Datex-Ohmeda, Inc.
Russell John Fischer
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for automatic identification of gas samples
Patent number
5,731,581
Issue date
Mar 24, 1998
Ohmeda Inc.
Russell John Fischer
G01 - MEASURING TESTING
Information
Patent Grant
Sensor for analyzing molecular species
Patent number
5,570,697
Issue date
Nov 5, 1996
Vixel Corporation
Stephen D. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
SERUM SAMPLING APPARATUS AND CATHETER
Publication number
20090264724
Publication date
Oct 22, 2009
Nostix LLC
Stephen D. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
LACTATE CONCENTRATION MEASUREMENT DEVICE
Publication number
20090047177
Publication date
Feb 19, 2009
Stephen D. Walker
G01 - MEASURING TESTING
Information
Patent Application
Analyte Concentration Measurement Device
Publication number
20090018416
Publication date
Jan 15, 2009
Stephen D. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Infrared Sample Chamber
Publication number
20090018483
Publication date
Jan 15, 2009
Stephen D. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
VCSEL Tissue Spectrometer
Publication number
20080004513
Publication date
Jan 3, 2008
Stephen D. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Noninvasive glucose sensor
Publication number
20050256384
Publication date
Nov 17, 2005
Nostix LLC
Stephen D. Walker
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE