Inventor · disambiguated record
Trevor Constance-Hughes
Also filed as: CONSTANCE-HUGHES TREVOR
3 granted patents·46 citations·filing 1984–1988
69Inventor score
Files withSIEBE GORMAN & CO LTD3
Top patents by PatentIndex Score
3 records- 0167US4534344ABreathing apparatus and facemasks thereforSIEBE GORMAN & CO LTD·Filed 1984·Granted Aug 13, 1985·36 cites·9 claims
- 0228US4960120ABreathing apparatusSIEBE GORMAN & CO LTD·Filed 1988·Granted Oct 2, 1990·7 cites·20 claims
- 0326US4696295ABreathing apparatusSIEBE GORMAN & CO LTD·Filed 1986·Granted Sep 29, 1987·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →