RITEK CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 4134
 
  
 
B26F PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING 115
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 1132
 
  
 
0604 STORAGE FURNITURE132

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8435620 Optical recording medium and recording material for the sameSep 09, 11May 07, 13[G11B]
8022382 Phase change memory devices with reduced programming currentMar 03, 06Sep 20, 11[H01L]
D552400 CD and DVD carrying caseAug 04, 06Oct 09, 07[0602]
D551893 CD and DVD carrying caseOct 21, 05Oct 02, 07[0601]
D547103 Portable CD/DVD carrying caseJan 31, 06Jul 24, 07[0604]
D533387 Portable CD/DVD carrying caseJan 28, 05Dec 12, 06[]
7078149 Optical recording medium and method for making the sameOct 03, 02Jul 18, 06[G11B]
7042715 Information product with a rotational mechanismJan 30, 04May 09, 06[G06F]
D485697 Center button for a disc storage caseJun 07, 02Jan 27, 04[1904]
6411574 Coding method for high-capacity storage medium and the decoding means for the sameSep 14, 99Jun 25, 02[G11B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8584918 Fracturing apparatusExpiredJan 12, 12Nov 19, 13[B26F]
2013/0181,692 POWER SUPPLY SYSTEMAbandonedJan 12, 12Jul 18, 13[G05F]
8462607 Optical disc with a discontinuous surface structureExpiredFeb 05, 13Jun 11, 13[G11B]
2012/0181,714 METHOD FOR MANUFACTURING MASTER PLATE FOR OPTICAL DISCAbandonedJan 14, 11Jul 19, 12[B82Y, B29D]
2012/0156,625 NANO-FABRICATION METHODAbandonedDec 21, 10Jun 21, 12[B82Y, G03F]
2011/0249,547 OPTICAL DISCAbandonedJul 19, 10Oct 13, 11[G11B]
2011/0051,313 MAGNETICALLY ENHANCED CAPACITANCE FOR HIGH PERFORMANCE THIN FILM CAPACITORSAbandonedSep 02, 09Mar 03, 11[H01G]
2010/0314,973 Piezoelectric Device with Magnetically Enhanced PiezoelectricityAbandonedJun 10, 09Dec 16, 10[H01L]
2010/0302,703 THIN FILM CAPACITORS WITH MAGNETICALLY ENHANCED CAPACITANCEAbandonedJul 24, 09Dec 02, 10[H01G]
7768864 Non-volatile memory device capable of supplying powerExpiredSep 18, 08Aug 03, 10[G11C]
2008/0200,041 STORAGE DEVICEAbandonedFeb 16, 07Aug 21, 08[H01R]
2008/0163,926 Organic solar cellAbandonedMar 13, 07Jul 10, 08[H01L]
2008/0131,351 METHOD OF PREPARING SINGLE-WALL CARBON NANOTUBESAbandonedMay 16, 07Jun 05, 08[C01B]
2008/0131,602 METHOD OF PREPARING CATALYST FOR CATALYZING GROWTH OF SINGLE-WALL CARBON NANOTUBESAbandonedMay 16, 07Jun 05, 08[C23C, B05D]
2008/0132,410 CATALYST FOR CATALYZING GROWTH OF SINGLE-WALL CARBON NANOTUBESAbandonedMay 16, 07Jun 05, 08[B01J]
7357654 Interface apparatus with a rotational mechanismExpiredSep 17, 03Apr 15, 08[H01R]
2008/0059,603 Portable DiskAbandonedApr 30, 07Mar 06, 08[G06F]
2007/0073,496 Flash memory disk with detection functionalityAbandonedSep 29, 05Mar 29, 07[G01L, G01F]
2006/0168,606 Optical disk driveAbandonedJan 19, 06Jul 27, 06[G11B]
7067183 Write once recording mediumExpiredApr 19, 04Jun 27, 06[B32B]

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