Inventor · disambiguated record
Hall Virgil, Jr.
Also filed as: VIRGIL HALL · VIRGIL JR HALL
9 granted patents·1 pending application·267 citations·filing 1993–2006
89Inventor score
Top patents by PatentIndex Score
10 records- 0195US5791332AVariable speed inducer motor control methodCARRIER CORP·Filed 1996·Granted Aug 11, 1998·123 cites·21 claims
- 0290US6572363B1System and method for detecting flame rollout in a furnaceCARRIER CORP·Filed 2001·Granted Jun 3, 2003·62 cites·27 claims
- 0366US5379752ALow speed interlock for a two stage two speed furnaceCARRIER CORP·Filed 1993·Granted Jan 10, 1995·29 cites·4 claims
- 0458US8662885B2Method and apparatus for emissions detection in a combustion applianceROLAND MARC W·Filed 2006·Granted Mar 4, 2014·5 cites·19 claims
- 0557US5522541AMethod for proving furnace high-heat pressure switchCARRIER CORP·Filed 1994·Granted Jun 4, 1996·19 cites·18 claims
- 0656USD386577SMasonry chimney adapterCARRIER CORP·Filed 1996·Granted Nov 18, 1997·10 cites·1 claims
- 0746US6552285B1Mount for disc switchCARRIER CORP·Filed 2002·Granted Apr 22, 2003·4 cites·9 claims
- 0841US5573180AProtective thermostatCARRIER CORP·Filed 1995·Granted Nov 12, 1996·13 cites·14 claims
- 0936US2004091312A1Apparatus for reducing stress in a mounting plateCARRIER CORP·Filed 2002·Application pending·0 cites
- 1030US6261662B1Molded element containing a horizontally disposed boreCARRIER CORP·Filed 1994·Granted Jul 17, 2001·2 cites·8 claims
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