Stephen W. Howell

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Albuquerque, NM, US

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Patents Grantslast 30 patents

Information Patent Grant
Tunable infrared pixels having unpatterned graphene layer and condu...
- Patent number 11,482,560
- Issue date Oct 25, 2022
- National Technology & Engineering Solutions of Sandia, LLC
- Thomas Edwin Beechem
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tunable graphene-based infrared reflectance filter having patterned...
- Patent number 10,877,194
- Issue date Dec 29, 2020
- National Technology & Engineering Solutions of Sandia, LLC
- Thomas Edwin Beechem
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Sub-wavelength antenna enhanced bilayer graphene tunable photodetector
- Patent number 9,293,627
- Issue date Mar 22, 2016
- Sandia Corporation
- Thomas Edwin Beechem
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Portable analytical system for detecting organic chemicals in water
- Patent number 8,302,458
- Issue date Nov 6, 2012
- Parker-Hannifin Corporation
- Kazi Zulfiqur Ali Hassan
- G01 - MEASURING TESTING
Information Patent Grant
Microarrays for analyte detection
- Patent number 7,867,754
- Issue date Jan 11, 2011
- Purdue Research Foundation
- Fred E. Regnier
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Tunable Infrared Pixels via Monolithically Integrated Dynamic Metas...
- Publication number 20200350356
- Publication date Nov 5, 2020
- National Technology & Engineering Solutions of Sandia, LLC
- Thomas Edwin Beechem
- G02 - OPTICS
Information Patent Application
Tunable graphene-based infrared reflectance filter
- Publication number 20190219747
- Publication date Jul 18, 2019
- National Technology & Engineering Solutions of Sandia, LLC
- Thomas Edwin Beechem
- B82 - NANO-TECHNOLOGY
Information Patent Application
Photodetector with Interdigitated Nanoelectrode Grating Antenna
- Publication number 20160172527
- Publication date Jun 16, 2016
- SANDIA CORPORATION
- Thomas Edwin Beechem
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PORTABLE ANALYTICAL SYSTEM FOR DETECTING ORGANIC CHEMICALS IN WATER
- Publication number 20080289397
- Publication date Nov 27, 2008
- Kazi Zulfiqur Ali Hassan
- G01 - MEASURING TESTING