Assignee
POWLESLAND ENG LTD
4 granted patents·36 citations·filing 1974–1977
Top patents by PatentIndex Score
4 records- 0157US3994210AJet fume control systemsPOWLESLAND ENG LTD·Filed 1975·Granted Nov 30, 1976·15 cites·8 claims
- 0241US4134331ACanopy hoodsPOWLESLAND ENG LTD·Filed 1977·Granted Jan 16, 1979·9 cites·7 claims
- 0331US3974754AControlled fluid flow systemsPOWLESLAND ENG LTD·Filed 1974·Granted Aug 17, 1976·8 cites·12 claims
- 0426US4027002AHydrogen sulphide removal processPOWLESLAND ENG LTD·Filed 1975·Granted May 31, 1977·4 cites·2 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →