ALPHAMICRON INCORPORATED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 17116
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR788
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 4201
 
  
 
G02C SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES 445
 
  
 
C07D HETEROCYCLIC COMPOUNDS 3159
 
  
 
A42B HATS; HEAD COVERINGS 222
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 2149
 
  
 
H01S DEVICES USING STIMULATED EMISSION290
 
  
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 1139
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0272,260 ATTACHABLE OPTICAL ELEMENT ARRANGEMENTS AND METHODSNov 13, 13Oct 01, 15[A61F, G02C, A42B, B32B]
2014/0320,776 ADAPTIVE LIQUID CRYSTAL STRUCTURAL INTERFACENov 30, 12Oct 30, 14[C09K, G02F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9918508 Attachable optical element arrangements and methodsNov 13, 13Mar 20, 18[A61F, G02C, G02F, A42B, B32B]
9869887 Adaptive liquid crystal structural interfaceNov 30, 12Jan 16, 18[C09K, G02F]
9513524 Wide band variable transmittance optical deviceSep 14, 15Dec 06, 16[G02C, G02F]
9411174 Electronically switchable optical device with a multi-functional optical control apparatus and methods for operating the sameApr 05, 11Aug 09, 16[G02C]
9335565 Attachable optical element arrangements and methodsFeb 01, 10May 10, 16[G02C, G02F, A42B]
9303209 Continuous wave directional emission liquid crystal structures and devicesJul 11, 13Apr 05, 16[C09K, H05B, H01S, G02F]
9304333 Electronically dimmable optical deviceJul 29, 14Apr 05, 16[G02B, B60R, G02F]
9249136 3H-naphtho [2,1-B] pyrans as photochromic dichroic dyes and optical article containing themSep 06, 06Feb 02, 16[C07D, G02B, G02F]
9200203 Phototropic liquid crystal material and processesNov 29, 11Dec 01, 15[C09K]
9134551 Wide band variable transmittance optical device and mixtureOct 04, 11Sep 15, 15[C09K, G02F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6999220 Device exhibiting photo-induced dichroism for adaptive anti-glare vision protectionExpiredNov 06, 03Feb 14, 06[G02F]

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