Assignee
WALKER PROCESS CORP
US·4 granted patents·83 citations·filing 1980–1984
Top patents by PatentIndex Score
4 records- 0170US4284396AApparatus for vacuum thermoforming polymeric sheet materialWALKER PROCESS CORP·Filed 1980·Granted Aug 18, 1981·35 cites·10 claims
- 0268US4522714AWater treatment apparatusWALKER PROCESS CORP·Filed 1983·Granted Jun 11, 1985·24 cites·12 claims
- 0356US4537678ARotary biological contactorWALKER PROCESS CORP·Filed 1984·Granted Aug 27, 1985·20 cites·19 claims
- 0426US4319949AMachine for heat sealing polymeric sheets into a spiral drumWALKER PROCESS CORP·Filed 1980·Granted Mar 16, 1982·4 cites·16 claims
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