Kabushiki Kaisha Sanyo Seiki Seisakusho

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6708726 Valve driving apparatusMay 23, 02Mar 23, 04[F16K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6226254 Disk drive mechanismExpiredJul 12, 99May 01, 01[G11B]
6216056 Method of controlling force assisting device and control apparatus using the sameExpiredDec 16, 97Apr 10, 01[G06F]
6208047 MotorExpiredDec 28, 99Mar 27, 01[H02K]
6163520 Disc chucking mechanismExpiredMar 18, 99Dec 19, 00[G11B]
5606475 Magnetic disc drive motor including a fixed shaft having mounted thereon a lower bearing member with a portion for mounting a rotorExpiredNov 08, 95Feb 25, 97[H02K, G11B]
5024088 Electromagnetic accelerometerExpiredJun 20, 89Jun 18, 91[G01P]
4945437 Magnetic head mechanism for reversing head orientation and moving head in tape width directionExpiredSep 12, 88Jul 31, 90[G11B]
4882643 Disc drive motorExpiredApr 20, 89Nov 21, 89[G11B]
4637771 Lifting head of swivel arm of assembly robotExpiredMar 11, 85Jan 20, 87[B25J]
4631610 Multichannel magnetic head supporting mechanismExpiredMar 18, 86Dec 23, 86[G11B]
4612469 Speed governorExpiredNov 09, 84Sep 16, 86[H02K]
4459893 Instantaneous rotation deviceExpiredSep 28, 82Jul 17, 84[G10F]
4403174 Commutatorless DC motor drive deviceExpiredAug 17, 81Sep 06, 83[H02K]
4399553 Character readerExpiredDec 29, 80Aug 16, 83[G06K]
4377895 Method for manufacturing double-gear trainsExpiredOct 21, 80Mar 29, 83[B29D]

Top Inventors for This Owner

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