Inventor · disambiguated record
Richard B. H. Sewell
Also filed as: SEWELL RICHARD B H · SEWELL RICHARD BENJAMIN HOLLIS
3 granted patents·89 citations·filing 1977–1981
74Inventor score
Top patents by PatentIndex Score
3 records- 0174US4440162ASoda lime half life indicatorUNITED KINGDOM GOVERNMENT·Filed 1981·Granted Apr 3, 1984·55 cites·15 claims
- 0268US4082588AMetal protecting lead/plastic laminateUNITED KINGDOM GOVERNMENT·Filed 1977·Granted Apr 4, 1978·21 cites·32 claims
- 0337US4234637AMicroporous protective coveringsCA MINISTER NAT DEFENCE·Filed 1979·Granted Nov 18, 1980·13 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →