Sankyo Diamond Industrial Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 165
 
  
 
B28D WORKING STONE OR STONE-LIKE MATERIALS 121

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8622788 Dust collecting coverDec 08, 09Jan 07, 14[B24B]
6401705 Diamond blade and method of manufacturing the sameJul 11, 00Jun 11, 02[B28D]
D437762 Diamond bladeMar 03, 00Feb 20, 01[0801]
D437540 Diamond wheelMar 03, 00Feb 13, 01[0801]
D436820 Diamond bladeMar 03, 00Jan 30, 01[1509]
D401829 Diamond abrasive saw bladeFeb 11, 97Dec 01, 98[0803]
D397012 Diamond abrasive saw bladeFeb 11, 97Aug 18, 98[0801]
D390435 Diamond abrasive saw bladeNov 29, 96Feb 10, 98[0801]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0298,089 Low Vibration-Type Saw BladeAbandonedMay 24, 12Nov 29, 12[B28D]
7213591 Groove cutting toolExpiredFeb 02, 05May 08, 07[B28D]
7134949 Constant angular grinding toolExpiredApr 18, 05Nov 14, 06[B24B]
7094136 Grinding tool for edge circular processingExpiredJun 09, 05Aug 22, 06[B24B]
6533650 Grinding stoneExpiredDec 05, 01Mar 18, 03[B23F]
2002/0066,351 Rotary cutter mounting member and rotary cutter fitted to the rotary cutter mounting memberAbandonedNov 30, 01Jun 06, 02[B26D]
5876274 Corrugated electrodeposited diamond wheelExpiredJan 31, 97Mar 02, 99[B24B, B28D]
D321634 Diamond abrasive saw bladeExpiredJan 27, 89Nov 19, 91[]
D293074 Diamond abrasive saw bladeExpiredOct 03, 84Dec 08, 87[]
4624237 Diamond sawExpiredFeb 28, 85Nov 25, 86[B28D]
4461268 Diamond sawExpiredJan 04, 82Jul 24, 84[B28D]

Top Inventors for This Owner

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