BTU International, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F27B FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS717
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 588
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 364
 
  
 
C23F NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES 234
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 2360
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2109
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 2154
 
  
 
B23H WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL 120
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 171
 
  
 
F23J REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 116

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9504098 Furnace system having hybrid microwave and radiant heatingOct 07, 13Nov 22, 16[H05B]
9290325 High temperature conveyor beltJun 11, 15Mar 22, 16[B65G, F27D]
9102471 High temperature conveyor beltSep 26, 13Aug 11, 15[B65G, F27D]
9093598 Method of in-line diffusion for solar cellsApr 12, 13Jul 28, 15[H01L]
8965185 Infrared furnace systemJan 26, 10Feb 24, 15[F26B, F28D]
8692161 Furnace system with case integrated cooling systemJul 28, 11Apr 08, 14[F27B, F26B]
8617352 Electrode assembly for the removal of surface oxides by electron attachmentDec 15, 10Dec 31, 13[C23F]
8328551 Convection furnace thermal profile enhancementJun 17, 03Dec 11, 12[F27B]
7883602 Electrode assembly for the removal of surface oxides by electron attachmentAug 08, 08Feb 08, 11[H01J, C23F]
7563380 Electrode assembly for the removal of surface oxides by electron attachmentApr 07, 04Jul 21, 09[B23H]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0289,323 THERMAL REACTORAbandonedFeb 17, 15Oct 08, 15[H05B]
2015/0255,662 METHOD OF IN-LINE DIFFUSION FOR SOLAR CELLSAbandonedMay 22, 15Sep 10, 15[H01L]
7671309 Microwave combustion system for internal combustion enginesExpiredSep 11, 06Mar 02, 10[H05B, F02B, F23Q]
7638727 Plasma-assisted heat treatmentExpiredMay 07, 03Dec 29, 09[B23K, H05H]
7608798 Plasma catalystExpiredJul 15, 05Oct 27, 09[B23K]
7592564 Plasma generation and processing with multiple radiation sourcesExpiredOct 31, 06Sep 22, 09[B23K]
2009/0212,015 Plasma-Assisted Processing in a Manufacturing LineAbandonedMar 17, 06Aug 27, 09[C23C, H05H, C23F, B44C, B32B]
7560657 Plasma-assisted processing in a manufacturing lineExpiredMay 07, 03Jul 14, 09[B23K]
7497922 Plasma-assisted gas productionExpiredMay 07, 03Mar 03, 09[H05H]
7498066 Plasma-assisted enhanced coatingExpiredMay 07, 03Mar 03, 09[H05H]
7494904 Plasma-assisted dopingExpiredMay 07, 03Feb 24, 09[H01L]
7465362 Plasma-assisted nitrogen surface-treatmentExpiredMay 07, 03Dec 16, 08[C23C]
7445817 Plasma-assisted formation of carbon structuresExpiredMay 07, 03Nov 04, 08[H05H]
7432470 Surface cleaning and sterilizationExpiredMar 17, 06Oct 07, 08[B23K]
7425692 Thermal processing system having slot eductorsExpiredJul 22, 05Sep 16, 08[H05B]
2008/0207,008 Microwave hybrid and plasma rapid thermal processing of semiconductor wafersAbandonedJan 23, 08Aug 28, 08[H01L, H05B]
2008/0129,208 Atmospheric Processing Using Microwave-Generated PlasmasAbandonedNov 01, 05Jun 05, 08[B23K, H05H]
7309843 Plasma-assisted joiningExpiredOct 21, 04Dec 18, 07[B23K]
7227097 Plasma generation and processing with multiple radiation sourcesExpiredMay 07, 03Jun 05, 07[B23K]
7214280 Plasma-assisted decrystallizationExpiredMay 07, 03May 08, 07[C22F]

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