HANYANG HAK WON CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 2360
 
  
 
A61N ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY 1106
 
  
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS159
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 167
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1119
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193
 
  
 
H03K PULSE TECHNIQUE 1130
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 1241

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8073547 Guiding apparatus and method for cochlear implantJan 13, 06Dec 06, 11[A61N]
7833908 Slurry composition for chemical-mechanical polishing capable of compensating nanotopography effect and method for planarizing surface of semiconductor device using the sameMay 11, 04Nov 16, 10[H01L]
7157548 Crosslinked sulfonated polyimide filmsAug 21, 02Jan 02, 07[C08G]
7100057 Method and device for retrieving data in low-powerApr 24, 03Aug 29, 06[G06F]
7022628 Method for forming quantum dots using metal thin film or metal powderOct 29, 03Apr 04, 06[H01L]
6774692 Apparatus and method for providing square wave to atomic force microscopeApr 17, 02Aug 10, 04[H03K]
6699398 Effective dry etching process of actinide oxides and their mixed oxides in CF4/O2/N2 plasmaApr 01, 02Mar 02, 04[C03C, C04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7614072 Method for serving multimedia data on demand using dynamic channel and apparatus thereofExpiredApr 06, 06Nov 03, 09[H04N]
2006/0246,723 Slurry composition for chemical mechanical polishing, method for planarization of surface of semiconductor element using the same, and method for controlling selection ratio of slurry compositionAbandonedDec 25, 03Nov 02, 06[H01L]
2006/0182,850 Composition of film envelope for growing clean agricultural products, method for fabricating the same, and cultivation method for clean agricultural productsAbandonedFeb 06, 04Aug 17, 06[A23B]
2006/0165,306 Method and apparatus for encoding and decoding three-dimensional mesh informationAbandonedJan 13, 06Jul 27, 06[G06K]
6937027 Hybrid type sensor for detecting high frequency partial dischargeExpiredOct 09, 03Aug 30, 05[H01H]
2005/0139,294 Fe-based hardfacing alloyAbandonedNov 19, 03Jun 30, 05[C22C]
6864328 Process for preparing polyether poly(N-substituted urethane)ExpiredNov 13, 03Mar 08, 05[C08G]
2005/0002,101 Dynamically controllable light modulator using phase diffraction grating and display using the sameAbandonedSep 29, 03Jan 06, 05[G02B]
6802949 Method for manufacturing half-metallic magnetic oxide and plasma sputtering apparatus used in the sameExpiredOct 15, 02Oct 12, 04[C23C]
6716563 Azo dyes and azo-metal complexes for atomic force microscope lithographyExpiredAug 08, 02Apr 06, 04[H01L]
2004/0014,201 Micro-magnetoelastic biosensor array for detection of DNA hybridization and fabrication method thereofAbandonedOct 09, 02Jan 22, 04[C12M]
6664355 Process for synthesizing conductive polymers by gas-phase polymerization and product thereofExpiredAug 31, 01Dec 16, 03[C08F]
6628034 Brushless DC motor with armature windings compensated by auxiliary windingsExpiredJun 12, 01Sep 30, 03[H02K]
6596830 Silicon-containing polymer and bilayer resist composition based thereonExpiredMay 10, 02Jul 22, 03[C08F]
2003/0064,169 Plasma enhanced chemical vapor deposition apparatus and method of producing carbon nanotube using the sameAbandonedSep 24, 02Apr 03, 03[C23C, H05H]
2003/0006,658 Ultra-slim structure of disk-spindle motorAbandonedJun 29, 01Jan 09, 03[H02K]

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