Teijin Seiki Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16H GEARING2080
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS743
 
  
 
B25J MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES 652
 
  
 
G03F PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR 698
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 487
 
  
 
B28B SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER 325
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 3122
 
  
 
B64C AEROPLANES; HELICOPTERS 371
 
  
 
D01H SPINNING OR TWISTING 311
 
  
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 342

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7464941 Sealing mechanism for sealing a vacuum chamberNov 25, 05Dec 16, 08[F16J]
7381145 Apparatus for opening and closing coverApr 09, 07Jun 03, 08[F16H]
7361118 Gear mechanism and reduction planetary gearDec 05, 06Apr 22, 08[F16H]
7361119 Needle bearing and speed reducer using the needle bearingJan 08, 07Apr 22, 08[F16H]
7318718 Stereolithographic apparatus and method for manufacturing three-dimensional objectJun 04, 01Jan 15, 08[B29C]
7246800 Sealing mechanism for sealing a vacuum chamberDec 11, 03Jul 24, 07[F16J]
7244091 Robot arm mechanismNov 28, 05Jul 17, 07[B25J]
7175133 Wing driving apparatusNov 24, 03Feb 13, 07[B64C]
7137801 Three-dimensional stereolithographic apparatusMar 12, 03Nov 21, 06[B28B]
7093733 Cover activating deviceMar 11, 04Aug 22, 06[B65D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7213481 Apparatus for opening and closing coverExpiredJul 22, 04May 08, 07[F16H]
7062119 Optical deviceExpiredMar 05, 03Jun 13, 06[G02B]
7052259 Vacuum exhausting apparatusExpiredFeb 28, 03May 30, 06[F03C]
6968925 Elevator apparatusExpiredJul 31, 00Nov 29, 05[B66B]
2005/0254,969 Vacuum pumpAbandonedJun 05, 05Nov 17, 05[F04B]
6942066 Elevator apparatusExpiredJul 31, 00Sep 13, 05[B66B]
2005/0138,924 Hydraulic drive apparatusAbandonedNov 29, 04Jun 30, 05[F16D]
2005/0087,399 Elevator apparatusAbandonedNov 04, 04Apr 28, 05[B66B]
6874857 Hydraulic circuit for travelingExpiredDec 20, 02Apr 05, 05[B60T]
6873448 Optical path switching apparatusExpiredMar 03, 03Mar 29, 05[G02B]
2005/0020,401 Gear mechanism and reduction planetary gearAbandonedJul 20, 04Jan 27, 05[F16H]
2004/0262,090 Hoisting device for an elevatorAbandonedJul 13, 04Dec 30, 04[B66B]
6819827 Optical path switching apparatusExpiredJun 24, 02Nov 16, 04[G02B]
2004/0218,844 Needle bearing and speed reducer using the needle bearingAbandonedMar 31, 04Nov 04, 04[F16C]
6776396 Hoisting device for an elevatorExpiredDec 11, 02Aug 17, 04[B66D]
6772671 Electrohydraulic motor and hydraulic driving methodExpiredNov 07, 02Aug 10, 04[F15B]
6766883 Driving apparatus for elevatorExpiredMar 06, 03Jul 27, 04[B66B]
2004/0074,703 Elevating drive apparatus for elevatorAbandonedSep 10, 03Apr 22, 04[B66B]
6698196 Drive circuit for fluid motorExpiredMar 14, 02Mar 02, 04[F16D]
6648091 Hydraulic circuit for travelingExpiredOct 01, 01Nov 18, 03[B60K]

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