Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF376
 
  
 
B01D SEPARATION 2132
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 165
 
  
 
C30B SINGLE-CRYSTAL GROWTH 155
 
  
 
F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 148

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0270,933 MECHANICAL SEED COUPLINGMar 15, 13Sep 18, 14[B28D, F16B]
2013/0121,908 METHOD FOR PRODUCING TRICHLOROSILANE WITH REDUCED BORON COMPOUND IMPURITIESDec 28, 12May 16, 13[C01B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9863453 Mechanical seed couplingMar 15, 13Jan 09, 18[B28D, F16B]
8518352 Apparatus and method for producing polycrystalline silicon having a reduced amount of boron compounds by venting the system with an inert gasJun 25, 12Aug 27, 13[B01J]
8431082 Apparatus and method for producing purified hydrogen gas by a pressure swing adsorption processesJul 11, 12Apr 30, 13[B01D]
8425279 Apparatus for manufacturing seeds for polycrystalline silicon manufactureSep 30, 08Apr 23, 13[B24B]
8241401 Apparatus and method for producing purified hydrogen gas by a pressure swing adsorption processesNov 02, 10Aug 14, 12[C01B, B01D]
8226920 Apparatus and method for producing polycrystalline silicon having a reduced amount of boron compounds by venting the system with an inert gasJan 07, 11Jul 24, 12[C01B]
7223303 Silicon cleaning method for semiconductor materials and polycrystalline silicon chunkAug 26, 04May 29, 07[C30B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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