GTE Products Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 3593
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2091
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR1382
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 8125
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 547
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 483
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM3154
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 3107
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 237
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 2203

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6137217 Fluorescent lamp with improved phosphor blendAug 28, 92Oct 24, 00[H01J]
5838101 Fluorescent lamp with improved CRI and brightnessOct 28, 92Nov 17, 98[H01J]
5714836 Fluorescent lamp with improved phosphor blendAug 28, 92Feb 03, 98[H01J]
5525259 Europium-doped yttrium oxide phosphorApr 02, 92Jun 11, 96[C09K]
5443917 Ceramic armorMay 24, 91Aug 22, 95[C04B, F41H]
5432400 Lamp having interference-fit metallic basesSep 25, 92Jul 11, 95[H01J]
5426343 Sealing members for alumina arc tubes and method of making the sameSep 16, 92Jun 20, 95[H01J]
5397259 Ultraviolet radiation starting source and method of manufactureMay 04, 94Mar 14, 95[H01J]
5382869 Lamp base inner shellNov 24, 92Jan 17, 95[H01J]
5378398 Method of treating europium activated strontium tetraborate phosphorJul 15, 91Jan 03, 95[C09K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6100634 Method for amalgam relocation in an arc discharge tubeExpiredDec 11, 91Aug 08, 00[H01J]
5932184 Method for recovery of tungsten from spent catalystsExpiredMay 26, 92Aug 03, 99[C01G]
5854533 Fluorescent lamps with high color-rendering and high brightnessExpiredOct 19, 92Dec 29, 98[H01J]
5498930 Method of dimensioning and operating a low pressure discharge lampExpiredJun 10, 93Mar 12, 96[H05B]
5466987 Rigid mounting for arc discharge lamp arc tubeExpiredDec 23, 91Nov 14, 95[H01J]
5432403 Negative glow discharge lamp having improved color stability and enhanced lifeExpiredJun 10, 91Jul 11, 95[H01J]
5417945 Process for recovering tungsten as an ammoniacal tungstate compound in which ammoniacal tungstate liquors are reclaimedExpiredNov 14, 91May 23, 95[C01G]
5381073 Capacitively coupled RF fluorescent lamp with RF magnetic enhancementExpiredJun 29, 93Jan 10, 95[H01J]
5370023 Cutting tool for turning parallel groovesExpiredJan 10, 94Dec 06, 94[B23B]
D352120 Reflector lamp with neck extenderExpiredDec 16, 92Nov 01, 94[]
D352121 Reflector lamp with neck extenderExpiredDec 17, 92Nov 01, 94[]
5352487 Process for the formation of SiO.sub.2 filmsExpiredAug 31, 92Oct 04, 94[C23C]
5345144 Lamp with internally pressed fuseExpiredAug 14, 92Sep 06, 94[H01J]
5345500 Method and apparatus for completing inbound calls in a wireless communication systemExpiredJul 13, 92Sep 06, 94[H04M]
5340230 Seamless wire connectorExpiredDec 30, 92Aug 23, 94[H01R]
5334906 Metal halide arc discharge lamp having short arc lengthExpiredOct 23, 92Aug 02, 94[H01J]
D349353 Electric lampExpiredJul 07, 92Aug 02, 94[]
5328381 Connector module having six degrees of freedomExpiredMay 16, 91Jul 12, 94[H01R]
D348527 Electric lampExpiredJul 07, 92Jul 05, 94[]
5323087 Ultraviolet radiation starting source and lamp containing sameExpiredNov 20, 92Jun 21, 94[H01J]

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