SAMHONGSA CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A47C CHAIRS 449
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 4103
 
  
 
F16M FRAMES, CASINGS, OR BEDS, OF ENGINES OR OTHER MACHINES OR APPARATUS, NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS OR SUPPORTS332
 
  
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 243
 
  
 
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION257
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 2136
 
  
 
A47B TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE 151
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
1501 ENGINES120

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9287748 Spindle motorJan 05, 12Mar 15, 16[H02K, G11B]
9209668 Spindle motor having an electrostatic discharge pathMar 12, 12Dec 08, 15[H02K, G11B]
8928209 Motor and method of manufacturing the sameJun 17, 11Jan 06, 15[H02K, G11B]
D707257 Base plate for spindle motorAug 13, 13Jun 17, 14[1501]
7847451 Spindle motorNov 19, 08Dec 07, 10[H02K]
7721640 Cable operated gas cylinderJun 21, 07May 25, 10[A47C, F15B]
7134379 Gas cylinderJun 27, 03Nov 14, 06[F15B]
7134634 Column unitMay 22, 01Nov 14, 06[F16M]
7059592 Gas cylinderJun 05, 03Jun 13, 06[A47C]
6533084 Gas spring deviceMay 07, 01Mar 18, 03[F16F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0267,723 GAS CYLINDERAbandonedMar 23, 15Sep 24, 15[F15B]
2014/0145,483 COLUMN UNIT FOR CHAIRAbandonedApr 25, 12May 29, 14[A47C]
2011/0079,068 METHOD FOR MANUFACTURING A COOLING PLATE FOR A METALLURGICAL FURNACEAbandonedApr 24, 09Apr 07, 11[B21D]
2010/0231,020 GAS CYLINDERAbandonedMar 12, 09Sep 16, 10[A47C]
6840484 Gas cylinderExpiredJun 04, 03Jan 11, 05[F16M]
2004/0079,854 Column unitAbandonedOct 15, 03Apr 29, 04[F16M]
6481675 Outer tube support plate structure of a gas cylinderExpiredMay 07, 01Nov 19, 02[F16M]
6371421 Device for controlling the height of a swivel chairExpiredAug 05, 98Apr 16, 02[F16M]
2001/0037,725 Gas opening/closing pinAbandonedMay 07, 01Nov 08, 01[F15B]
6241316 Apparatus for adjusting the height of a swivel chairExpiredNov 17, 98Jun 05, 01[A47C]
6079690 Screw spindle assembly of swivel chairExpiredMay 27, 98Jun 27, 00[F16M]

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