Assignee
PORTALS ENG LTD
GB·6 granted patents·175 citations·filing 1985–1991
Top patents by PatentIndex Score
6 records- 0189US4974646APowder flow control valvePORTALS ENG LTD·Filed 1988·Granted Dec 4, 1990·94 cites·11 claims
- 0285US4976296AFilling machinesPORTALS ENG LTD·Filed 1989·Granted Dec 11, 1990·51 cites·10 claims
- 0351US4653972ABookbinding machinePORTALS ENG LTD·Filed 1985·Granted Mar 31, 1987·12 cites·6 claims
- 0434US4919747ALabel applying devices for applying adhesive labels to articlesPORTALS ENG LTD·Filed 1988·Granted Apr 24, 1990·11 cites·7 claims
- 0532US4830352AGathering machinePORTALS ENG LTD·Filed 1988·Granted May 16, 1989·7 cites·4 claims
- 069US5262620ASheet counting apparatusPORTALS ENG LTD·Filed 1991·Granted Nov 16, 1993·0 cites·15 claims
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