Membership
Tour
Register
Log in
Active Spectrum Inc.
Follow
Organization
Foster City, CA, US
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Method of and apparatus for in-situ measurement of soot by electron...
Patent number
9,546,970
Issue date
Jan 17, 2017
Active Spectrum, Inc.
James Robert White
G01 - MEASURING TESTING
Information
Patent Grant
Miniature tunable filter
Patent number
9,287,599
Issue date
Mar 15, 2016
Active Spectrum, Inc.
Christopher John White
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Device and method for adjusting dosage of fuel additive based on in...
Patent number
9,103,261
Issue date
Aug 11, 2015
Active Spectrum, Inc.
James R. White
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method of and apparatus for in-situ measurement of degradation of a...
Patent number
8,829,904
Issue date
Sep 9, 2014
Active Spectrum, Inc.
James R. White
G01 - MEASURING TESTING
Information
Patent Grant
Method of and apparatus for analysis of the composition of a sample...
Patent number
8,648,596
Issue date
Feb 11, 2014
Active Spectrum, Inc.
Colin T. Elliott
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for in-situ measurement of soot by electron sp...
Patent number
8,212,563
Issue date
Jul 3, 2012
Active Spectrum, Inc.
James Robert White
G01 - MEASURING TESTING
Information
Patent Grant
Method of and apparatus for in-situ measurement of degradation of a...
Patent number
8,125,224
Issue date
Feb 28, 2012
Active Spectrum, Inc.
James R. White
G01 - MEASURING TESTING
Information
Patent Grant
Method of and apparatus for in-situ measurement of changes in fluid...
Patent number
7,868,616
Issue date
Jan 11, 2011
Active Spectrum, Inc.
James White
G01 - MEASURING TESTING
Information
Patent Grant
Method of and apparatus for in-situ measurement of degradation of a...
Patent number
7,589,529
Issue date
Sep 15, 2009
Active Spectrum, Inc.
James White
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Trademark
last 30 trademarks