AJAX TOCCO MAGNETHERMIC CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2784
 
  
 
C22B PRODUCTION OR REFINING OF METALS 622
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 445
 
  
 
F27D DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE 421
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 342
 
  
 
F27B FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS321
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 265
 
  
 
C30B SINGLE-CRYSTAL GROWTH 254
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 281
 
  
 
G07C TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS, OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE 245

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9677700 Pipe heating apparatus and methods for uniform end heating and controlled heating lengthOct 20, 15Jun 13, 17[F16L, H05B]
9574826 Crucible and dual frequency control method for semi-liquid metal processingAug 14, 13Feb 21, 17[C22B, F27B, F27D, B22D]
9482470 Process and method for hot changing a VIM induction furnaceJun 22, 12Nov 01, 16[H05B, F27B, F27D]
9462641 Transverse flux strip heating with DC edge saturationApr 08, 15Oct 04, 16[H05B, C21D]
9133530 High magnetic hardening assembly and methodMar 13, 14Sep 15, 15[H05B, C21D]
8728196 Semi-liquid metal processing and sensing device and method of using sameMay 22, 12May 20, 14[C22B, F27B, B22D]
8673072 Crystal grower with integrated litz coilDec 14, 09Mar 18, 14[C30B]
8642932 System and method for crankshaft hardeningNov 02, 06Feb 04, 14[H05B]
8571085 Induction furnace for the controllable melting of powder/granular materialsJun 25, 08Oct 29, 13[H05B, F27D]
8540827 Undercut crankshaft hardening coilApr 04, 12Sep 24, 13[H05B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0038,156 INDUCTION MOLTEN SALT HEAT TRANSFER SYSTEMAbandonedJun 09, 16Feb 09, 17[H05B, F28D]
2014/0151,368 INDUCTION HEATING COIL AND PROCESS FOR FUSION WELD JOINING THERMOPLASTIC COMPOSITE PIPEAbandonedDec 02, 13Jun 05, 14[H05B]
7466740 Induction coil having internal and external faradic ringsExpiredMay 24, 06Dec 16, 08[H05B]
2007/0022,841 Direct casting utilizing stack filtrationAbandonedFeb 21, 06Feb 01, 07[C22B]
2007/0009,005 Induction furnace for melting semi-conductor materialsAbandonedSep 07, 06Jan 11, 07[H05B]
6827125 Casting furnaceExpiredSep 20, 02Dec 07, 04[B22D]
6620374 Induction heat-treating of threaded fasteners with a rotary conveyorExpiredMay 31, 01Sep 16, 03[C21D]
6439883 Threading and scale removal deviceExpiredApr 11, 00Aug 27, 02[B21B]
6437302 Interruptible variable frequency power supply and load matching circuit, and method of designExpiredAug 24, 00Aug 20, 02[H05B]
6434182 Composite insulating clamp assembly for induction furnaceExpiredMay 23, 01Aug 13, 02[H05B]
6399929 Induction heater comprising a coil/capacitor bank combination including a translatable coil assembly for movement on and off a continuous stripExpiredMay 12, 00Jun 04, 02[H05B]
6365884 Segmented compressed induction heating coil assemblyExpiredNov 30, 99Apr 02, 02[H05B]
6166933 Snubber circuit for an inverter having inductively coupled resistanceExpiredOct 01, 99Dec 26, 00[H02H]
6148018 Heat flow sensing system for an induction furnaceExpiredOct 29, 97Nov 14, 00[H05B]
6107613 Selectively sizable channel coilExpiredMar 22, 99Aug 22, 00[H05B]
6069348 Method and apparatus for inductively heating non-circular workpiecesExpiredJan 19, 99May 30, 00[H05B]
5953363 Bushing for minimizing power losses in a channel inductorExpiredMar 10, 97Sep 14, 99[H05B]
5938965 Inductor for removing paint from wire hooksExpiredApr 01, 98Aug 17, 99[H05B]
5799720 Nozzle assembly for continuous casterExpiredAug 27, 96Sep 01, 98[B22D]
5430426 TransformerExpiredSep 13, 93Jul 04, 95[H01F]

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