Assignee
POELMAN SOFILTRA
FR·4 granted patents·98 citations·filing 1979–1989
Top patents by PatentIndex Score
4 records- 0185US4483273AShelter pressurization and filter installationPOELMAN SOFILTRA·Filed 1982·Granted Nov 20, 1984·59 cites·3 claims
- 0259US4961764AFiltering unit and filtering equipment incorporating said unitPOELMAN SOFILTRA·Filed 1989·Granted Oct 9, 1990·27 cites·10 claims
- 0333US4273652AInstallation for filtration of a contaminated fluidPOELMAN SOFILTRA·Filed 1979·Granted Jun 16, 1981·7 cites·19 claims
- 0430US4514198AApparatus for pressurization and filtration of contaminated airPOELMAN SOFILTRA·Filed 1983·Granted Apr 30, 1985·5 cites·9 claims
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