Hmy, Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B03C MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS 120
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 151
 
  
 
B26D CUTTING; DETAILS COMMON TO MACHINES FOR SEVERING, e.g. BY CUTTING, PERFORATING, PUNCHING, STAMPING-OUT 136
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7195735 Porous sintered metal and filter thereof, and method for producing porous sintered metalApr 13, 05Mar 27, 07[B22F]
6374715 Apparatus for punching sheetDec 17, 99Apr 23, 02[B26D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6964817 Porous sintered metal and filter thereof, and method for producing porous sintered metalExpiredJul 14, 03Nov 15, 05[B03C, B32B]
6698324 Punch unit for punching a hole in a soft metal sheetExpiredJan 26, 01Mar 02, 04[B26D, B26F]
6622601 Punch unit for punching a hole in a soft metal sheetExpiredJan 26, 01Sep 23, 03[B26D]
6306196 Sintered Ti-system material product derived from injection molding of powder material and producing method thereofExpiredAug 04, 00Oct 23, 01[B22F]
5881623 Cutting carriage for sheet cutting and sheet cutter using sameExpiredFeb 07, 97Mar 16, 99[B26D]

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