HASS CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61C DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE 453
 
  
 
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 MATERIALS456
 
  
 
C03B MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL 344
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 2253
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 266
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0290,641 SILICATE GLASS, METHOD FOR PREPARING SILICATE GLASS-CERAMICS BY USING THE SILICATE GLASS, AND METHOD FOR PREPARING NANO LITHIUM DISILICATE GLASS-CERAMICS BY USING THE SILICATE GLASSNov 07, 16Oct 12, 17[C03C, C04B, A61C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9731995 Lithium silicate amorphous or crystalline glass overlaying top surface of zirconia and preparation methods thereofOct 14, 14Aug 15, 17[C03C, C03B, B32B]
9676656 High strength and aesthetic lithium disilicate crystalline glass-ceramics containing cristobalite crystal and preparation method thereofJul 06, 16Jun 13, 17[A61K, C03C, C03B, A61C]
9458062 Method of manufacturing ceramic primary crown and ceramic primary crown manufactured by the sameDec 14, 10Oct 04, 16[C04B, B28B, A61C]
9409816 High strength and aesthetic lithium disilicate crystalline glass-ceramics containing cristobalite crystal and preparation method thereofNov 12, 14Aug 09, 16[A61K, C03C, C03B, A61C]

Expired/Abandoned/Withdrawn Patents

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