Assignee
NORFIELD CORP
5 granted patents·189 citations·filing 1977–1980
Top patents by PatentIndex Score
5 records- 0186US4315050ALaminates structure of an expanded core panel and a flat sheet of material which does not easily bond and a process for making the sameNORFIELD CORP·Filed 1980·Granted Feb 9, 1982·64 cites·14 claims
- 0279US4113909AMethod for forming expanded panels from thermoformable material and the resultant productNORFIELD CORP·Filed 1977·Granted Sep 12, 1978·37 cites·4 claims
- 0375US4164389AApparatus for forming expanded panelsNORFIELD CORP·Filed 1978·Granted Aug 14, 1979·32 cites·10 claims
- 0464US4269586AHeated platenNORFIELD CORP·Filed 1980·Granted May 26, 1981·33 cites·17 claims
- 0560US4264293AVented heated platenNORFIELD CORP·Filed 1980·Granted Apr 28, 1981·23 cites·5 claims
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