POONGSAN CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C22C ALLOYS 567
 
  
 
F42B EXPLOSIVE CHARGES, e.g. FOR BLASTING; FIREWORKS; AMMUNITION 435
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 353
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 2240
 
  
 
A47C CHAIRS 152
 
  
 
B07C POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING 126
 
  
 
B21B ROLLING OF METAL 131
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 151
 
  
 
B65B MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING 163
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 166

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0184,384 SYSTEM FOR INSPECTING, FIXING, OR SCREENING AMMUNITIONOct 28, 16Jun 29, 17[F42B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9863747 System for inspecting, fixing, or screening ammunitionOct 28, 16Jan 09, 18[B07C, G01N, F42B]
9840758 Leadless free-cutting copper alloy and method for producing the sameJul 31, 12Dec 12, 17[C22F, B21C, C22C, B21B]
9709371 Ammunition inspecting systemOct 28, 16Jul 18, 17[H04N, F42B]
9592962 Apparatus for arranging and transferring ammunition using controlled magnetic forceFeb 25, 16Mar 14, 17[B65G]
9061353 Production method for high purity copper powder using a thermal plasmaJul 20, 10Jun 23, 15[C23C, B22F]
8652274 Copper alloy with high strength and high conductibility, and method for manufacturing sameDec 07, 10Feb 18, 14[C22F, C22C]
8533929 Coin assembly and medal assembly, and method for fabricating the sameSep 27, 10Sep 17, 13[B21D]
6827756 Tungsten heavy alloy for penetrating splinter shell and forming method thereofJan 17, 03Dec 07, 04[C22C]
6189197 Method for producing a bimetallic coinJan 25, 99Feb 20, 01[B21D]
5996262 Bimetallic coin and method for producing the sameMar 19, 97Dec 07, 99[A47C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0376,755 COPPER ALLOY MATERIAL FOR CONTINUOUS CASTING MOLD AND PROCESS FOR PRODUCING SAMEAbandonedSep 30, 11Dec 31, 15[C22F, C22C]
2014/0305,551 COPPER ALLOY MATERIAL FOR ELECTRICAL AND ELECTRONIC COMPONENTS AND METHOD OF PREPARING THE SAMEAbandonedOct 22, 13Oct 16, 14[H01B, C22F]
2012/0312,430 COPPER ALLOY HAVING HIGH STRENGTH AND HIGH CONDUCTIVITY, AND METHOD FOR PREPARING THE SAMEAbandonedOct 28, 10Dec 13, 12[C22F, C22C]
2012/0204,707 METHOD AND APPARATUS FOR MANUFACTURING A BULLET CHARGED WITH COMPRESSIBLE COMPOSITE EXPLOSIVESAbandonedJul 08, 11Aug 16, 12[F42B]
4944915 Copper alloys for electrical and electronic parts and its manufacturing processExpiredJun 08, 89Jul 31, 90[C22C]
4779476 Thin-walled splined and flanged power transmission memberExpiredFeb 26, 87Oct 25, 88[F16H]

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