Maeda Shell Service Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 2132
 
  
 
B22C FOUNDRY MOULDING 127
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7784524 Apparatus and method for producing casting moldNov 18, 04Aug 31, 10[B22C]
6244120 Apparatus and method for counting number of particles present in compressed air, and method of constructing compressed-air cleaning systemJan 13, 00Jun 12, 01[G01N]
6159259 Filter for compressed airDec 15, 98Dec 12, 00[B01D]
5145497 In-line filter device for compressed air having mist filter and air collectorSep 24, 91Sep 08, 92[B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8034267 Composite solid tire and method of producing sameExpiredJan 22, 07Oct 11, 11[B29D, B60C]
2011/0198,007 COMPOSITE SOLID TIREAbandonedFeb 08, 11Aug 18, 11[B60C]
2006/0118,223 Renewed solid tire and method of producing sameAbandonedDec 08, 04Jun 08, 06[B29D, B60C]
2005/0199,327 Composite solid tire and method of producing sameAbandonedFeb 17, 05Sep 15, 05[B29D, B60C]
5011519 In-line filter and trap structure device for compressed airExpiredNov 21, 89Apr 30, 91[B01D]
4848989 In-line filter assembly for compressed airExpiredAug 28, 87Jul 18, 89[B01D]
4697481 Integrally molded hammer with separated head and handle coresExpiredFeb 14, 86Oct 06, 87[B25D]

Top Inventors for This Owner

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