Hayakawa Rubber Company Limited

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 2123
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C09J ADHESIVES; ADHESIVE PROCESSES IN GENERAL 154
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0136,317 DOUBLE-SIDED ADHESIVE TAPE AND ADHESION METHOD USING DOUBLE-SIDED ADHESIVE TAPEJun 28, 12May 21, 15[C09J, B29C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8720908 Vehicle component and sealing memberMar 23, 07May 13, 14[F16J]
7691303 Method and apparatus for manufacturing base member bearing projections, and base member bearing projectionsSep 28, 06Apr 06, 10[B29C, B60N]
5712022 Printed thermoplastic resin products and method for printing such productsJun 07, 95Jan 27, 98[B32B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0009,150 INTERMEDIATE MEMBER FOR LASER BONDING AND METHOD OF BONDING USING THE SAMEAbandonedMar 27, 07Jan 14, 10[C08L, B32B]
2005/0126,087 Manhole structure, flexible water shut off joint for manhole structure and method for installing manhole structureAbandonedOct 04, 04Jun 16, 05[E02D]
2005/0023,024 Radiation resistant cross linked polymer compositions and radiation resistant polymer productsAbandonedJul 19, 04Feb 03, 05[H01B, C08L]
2004/0208,704 Manhole structure constructing method, manhole structure water-stop flexible joint and manhole structureAbandonedOct 14, 03Oct 21, 04[E21F, E02B]
6672426 Sound-insulating floor structures, sound-insulating floor members and method for constructing said sound-insulating floor structuresExpiredApr 09, 02Jan 06, 04[E04F]
6602586 Elastic blocks and process for producing the sameExpiredMay 12, 00Aug 05, 03[B32B]
6001301 Method of molding a lamina into a protective memberExpiredMay 15, 96Dec 14, 99[B29C]
5722644 Pre-shaped vibration-damping member for deformed portionExpiredSep 12, 96Mar 03, 98[F16F]
5509230 Lawn protecting method and elastic body for lawn protectionExpiredSep 16, 94Apr 23, 96[A01B]
5283265 Photopolymerizable rubberExpiredApr 18, 88Feb 01, 94[C08F]
5200438 Ultraviolet ray-curable inkExpiredDec 30, 91Apr 06, 93[C08G, C08F]
5085697 Method of forming a tentative surface protective coatingExpiredMar 12, 90Feb 04, 92[B05D, C08F, C09D]
4929469 Method of forming a tentative surface protective coatingExpiredJul 06, 88May 29, 90[B05D]
4803112 Impact-cushioning sheets and direct-applying restraint type floor damping structures using the sameExpiredApr 17, 87Feb 07, 89[B32B]
4558875 Aqueously-swelling water stopper and a process for stopping water therebyExpiredDec 12, 84Dec 17, 85[E02D]
4483537 Golf ballExpiredJun 24, 82Nov 20, 84[A63B]
4449713 Aqueously-swelling water stopper and a process of stopping water therebyExpiredApr 19, 82May 22, 84[E02D]
4443019 Aqueously-swelling water stopper and a process of stopping water therebyExpiredApr 19, 82Apr 17, 84[E02D]
4366284 Aqueously-swelling water stopper and a process of stopping water therebyExpiredJan 21, 81Dec 28, 82[C08J, C08L, C08K]
4338224 Water proofing compositions for cement mortar or concreteExpiredMar 31, 81Jul 06, 82[C08L]

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