ILJIN DIAMOND CO.,LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 464
 
  
 
E21B EARTH OR ROCK DRILLING 393
 
  
 
B23H WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL 120
 
  
 
H03K PULSE TECHNIQUE 1130

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0267,588 COMPOSITE SINTERED BODY FOR CUTTING TOOL AND CUTTING TOOL USING THE SAMEMar 15, 17Sep 21, 17[C04B, B23H]
2016/0347,668 POLYCRYSTALLINE DIAMOND COMPACTFeb 10, 15Dec 01, 16[C04B, E21B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5113097 CMOS level shifter circuitMay 02, 91May 12, 92[H03K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0145,753 CUTTING TOOL INSERTAbandonedMay 13, 15May 25, 17[E21B]
2007/0051,050 Diamond particle for sintering tool and manufacturing method thereof and sintering tool using the sameAbandonedMar 03, 04Mar 08, 07[C23C, B05D, B24D]
2005/0226,691 Sintered body with high hardness for cutting cast iron and the method for producing sameAbandonedApr 27, 05Oct 13, 05[B26D]
2005/0213,052 Structure of liquid crystal cells and projection lenses and image projection system using the sameAbandonedDec 23, 04Sep 29, 05[G03B]
6940568 Thin film transistor substrate for liquid crystal display (LCD) and method of manufacturing the sameExpiredJun 09, 04Sep 06, 05[0000]
2005/0174,524 Liquid crystal display and manufacturing method for the sameAbandonedOct 25, 04Aug 11, 05[G02F]
2005/0168,427 Generation of compensatory dataramps in lssh liquid crystal displaysAbandonedFeb 04, 05Aug 04, 05[G09G]
2005/0162,586 Liquid crystal display panel and a method for manufacture thereofAbandonedOct 28, 04Jul 28, 05[G02F]
2005/0162,587 Tft liquid cyrstal display panel using micro lens array and manufacturing method thereofAbandonedOct 28, 04Jul 28, 05[G02F]
2005/0100,737 Cyclohexyl silyl or phenyl silyl substituted poly (phenylenevinylene) derivative, electroluminescence device using the same and production method thereofAbandonedSep 21, 04May 12, 05[C08G, B32B]
2002/0196,264 Image compensation methods and apparatus using corrections zonesAbandonedJan 24, 02Dec 26, 02[G09G]
2002/0149,557 Digital light valve addressing methods and apparatus and light valves incorporating sameAbandonedDec 20, 01Oct 17, 02[G09G]
6466194 Self scanned integrated display having reduced stress column driversExpiredDec 29, 99Oct 15, 02[G09G]
6356691 Optical waveguide display having embedded light sourceExpiredDec 01, 99Mar 12, 02[G02B]
2001/0040,143 Method for extracting sodium elements from glass surfaceAbandonedFeb 28, 01Nov 15, 01[B44C]
6078364 Liquid crystal display with high capacitance pixelExpiredJun 07, 95Jun 20, 00[G02F]
6046719 Column driver with switched-capacitor D/A converterExpiredJul 07, 97Apr 04, 00[G09G]
6046736 Self scanned amorphous silicon integrated display having active bus and reduced stress column driversExpiredNov 30, 98Apr 04, 00[G09G]
5633653 Simultaneous sampling of demultiplexed data and driving of an LCD pixel array with ping-pong effectExpiredAug 31, 94May 27, 97[G09G]
5483366 LCD with hige capacitance pixel having an ITO active region/poly SI pixel region electrical connection and having poly SI selection line extensions along pixel edgesExpiredJul 20, 94Jan 09, 96[G02F]

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