Inventor · disambiguated record
Richard H. Roydhouse
Also filed as: ROYDHOUSE RICHARD H
4 granted patents·136 citations·filing 1982–1989
79Inventor score
Top patents by PatentIndex Score
4 records- 0187US4419107AMercury filtering apparatus and methodROYDHOUSE RICHARD H·Filed 1982·Granted Dec 6, 1983·73 cites·19 claims
- 0276US4876025AComposition to absorb mercuryENVIRONMENTAL PROTECTION SYST·Filed 1988·Granted Oct 24, 1989·44 cites·6 claims
- 0353US4534944AMercury vapor suppressantENVIRONMENTAL PROTECTION SYSTE·Filed 1983·Granted Aug 13, 1985·16 cites·15 claims
- 0427US5093024AComposition able to absorb mercury vapor and to disinfect a surfaceENVIRONMENTAL PROTECTION SYST·Filed 1989·Granted Mar 3, 1992·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →