Assignee
PARKINSON COWAN APPLIANCES LTD
GB·6 granted patents·83 citations·filing 1975–1988
Top patents by PatentIndex Score
6 records- 0175US4389978AGratesPARKINSON COWAN APPLIANCES LTD·Filed 1981·Granted Jun 28, 1983·30 cites·13 claims
- 0263US4886043AGas burnerPARKINSON COWAN APPLIANCES LTD·Filed 1988·Granted Dec 12, 1989·27 cites·4 claims
- 0351US4172431AIndustrial boilersPARKINSON COWAN APPLIANCES LTD·Filed 1977·Granted Oct 30, 1979·12 cites·8 claims
- 0444US4002148AGrate assembly for a boilerPARKINSON COWAN APPLIANCES LTD·Filed 1975·Granted Jan 11, 1977·9 cites·13 claims
- 0529US4080932AIndustrial boilersPARKINSON COWAN APPLIANCES LTD·Filed 1976·Granted Mar 28, 1978·3 cites·6 claims
- 0621US4080931AApparatus for feeding solid fuel to a furnace gratePARKINSON COWAN APPLIANCES LTD·Filed 1976·Granted Mar 28, 1978·2 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →