MATERIALS RESEARCH CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5836506 Sputter target/backing plate assembly and method of making sameApr 21, 95Nov 17, 98[B21D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5858180 Magnetic field generator, coating method and apparatus including same, and devices having coating aligned therewithExpiredDec 19, 96Jan 12, 99[C23C]
5804041 Method and apparatus for forming a magnetically oriented thin filmExpiredJun 10, 96Sep 08, 98[C23C]
5553572 Multi-valve engineExpiredSep 30, 94Sep 10, 96[F01L, F02B]

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