Inventor · disambiguated record
Robert D. Hennessey
Also filed as: HENNESSEY ROBERT · HENNESSEY ROBERT D
8 granted patents·395 citations·filing 1973–2003
89Inventor score
Top patents by PatentIndex Score
8 records- 0192US5303448AHopper and filter chamber for direct forward throw sweeperTENNANT CO·Filed 1992·Granted Apr 19, 1994·227 cites·15 claims
- 0288USD257845SSweeperTENNANT CO·Filed 1978·Granted Jan 13, 1981·25 cites·1 claims
- 0381US5276933ADamage resistant recirculation flapTENNANT CO·Filed 1992·Granted Jan 11, 1994·54 cites·5 claims
- 0464US5231725ANo-tool brush changing meansTENNANT CO·Filed 1992·Granted Aug 3, 1993·31 cites·6 claims
- 0562US3979789ADust control for power floor treating apparatusTENNANT CO·Filed 1973·Granted Sep 14, 1976·21 cites·9 claims
- 0660US5647093ASweeper with dual seal filterTENNANT CO·Filed 1996·Granted Jul 15, 1997·29 cites·13 claims
- 0734US4954086AFloat/guide member for card edge connectorBURNDY CORP·Filed 1989·Granted Sep 4, 1990·7 cites·4 claims
- 0829US6864678B2Nestless plunge mechanism for semiconductor testingDELTA DESIGN INC·Filed 2003·Granted Mar 8, 2005·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →