Inventor · disambiguated record
Ernest B. Hayes
Also filed as: HAYES ERNEST B · HAYES ERNEST BRIAN
7 granted patents·464 citations·filing 1979–1992
88Inventor score
Technology areasA24D
Top patents by PatentIndex Score
7 records- 0192US4281671AProduction of tobacco smoke filtersAMERICAN FILTRONA CORP·Filed 1979·Granted Aug 4, 1981·317 cites·7 claims
- 0272US5012828ATobacco smoke filter containing particulate additiveHAYES ERNEST B·Filed 1989·Granted May 7, 1991·42 cites·12 claims
- 0367US4807647AVentilated cigarette filterCIGARETTE COMPONENTS LTD·Filed 1986·Granted Feb 28, 1989·36 cites·8 claims
- 0457US4492240ASmoke filterHAYES ERNEST B·Filed 1982·Granted Jan 8, 1985·24 cites·16 claims
- 0551US6080457AParticulate sorbent smoke filterCIGARETTE COMPONENTS LTD·Filed 1992·Granted Jun 27, 2000·20 cites·8 claims
- 0647US4774972AVentilated tobacco smoke filterCIGARETTE COMPONENTS LTD·Filed 1986·Granted Oct 4, 1988·14 cites·9 claims
- 0745US4480649AFilter deviceHAYES ERNEST B·Filed 1982·Granted Nov 6, 1984·11 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →