Inventor · disambiguated record
Richard Leach Tagg
Also filed as: TAGG RICHARD · TAGG RICHARD L · TAGG RICHARD LEACH
20 granted patents·1 pending application·420 citations·filing 1987–2006
96Inventor score
Files withPOLYJOHN ENTERPRISES CORP4PORTASILO LTD4POLYJOHN ENTPR CORPORATION3RLT DESIGN LTD2POLY JOHN ENTERPRISES CORP1
Top patents by PatentIndex Score
21 records- 0184US5687434APortable stand-alone sink unitPOLYJOHN ENTERPRISES CORP·Filed 1996·Granted Nov 18, 1997·56 cites·14 claims
- 0281US5398465ACabinPORTASILO LTD·Filed 1993·Granted Mar 21, 1995·47 cites·17 claims
- 0378US5682622APortable stand-alone restroom facility with handicap accessPOLYJOHN ENTERPRISES CORP·Filed 1996·Granted Nov 4, 1997·47 cites·13 claims
- 0474US6913415B1Modular barrierFiled 2000·Granted Jul 5, 2005·21 cites·24 claims
- 0574US6837647B2Modular barrierRLT DESIGN LTD·Filed 2001·Granted Jan 4, 2005·24 cites·21 claims
- 0674US6507958B1Multi-function base unit for portable stand-alone restroom facilityFiled 1996·Granted Jan 21, 2003·39 cites·6 claims
- 0773US5560050APortable combined toilet and waste holding tankPOLYJOHN ENTERPRISES CORP·Filed 1995·Granted Oct 1, 1996·34 cites·11 claims
- 0872USD384751SPortable stand alone restroom facility having handicap accessPOLYJOHN ENTPR CORPORATION·Filed 1996·Granted Oct 7, 1997·18 cites·1 claims
- 0967USD360471SPortable toilet cabanaPOLY JOHN ENTPR CORPORATION·Filed 1993·Granted Jul 18, 1995·14 cites·1 claims
- 1064USD349578SPortable toiletPORTASILO LTD·Filed 1992·Granted Aug 9, 1994·11 cites·1 claims
- 1163USD441409SSet of road barrier and executive toy piecesFiled 2000·Granted May 1, 2001·13 cites·1 claims
- 1259USD439935SRoad barrier and executive toy pieceFiled 2000·Granted Apr 3, 2001·11 cites·1 claims
- 1358US4947491APumpPORTASILO LTD·Filed 1987·Granted Aug 14, 1990·26 cites·16 claims
- 1455US5500960AFlush system for outdoor portable toiletsPOLY JOHN ENTERPRISES CORP·Filed 1995·Granted Mar 26, 1996·14 cites·10 claims
- 1555USD352096SCombined water closet and wash basinPORTASILO LTD·Filed 1992·Granted Nov 1, 1994·8 cites·1 claims
- 1651US2006260214A1Portable enclosure in particular for sanitary purposesRLT DESIGN LTD·Filed 2006·Application pending·0 cites
- 1747USD391343SPortable sinkPOLYJOHN ENTPR CORPORATION·Filed 1996·Granted Feb 24, 1998·6 cites·1 claims
- 1847US5500962AOutdoor toilet cabanaPOLYJOHN ENTERPRISES CORP·Filed 1995·Granted Mar 26, 1996·18 cites·16 claims
- 1941USD401679SPortable sinkPOLYJOHN ENTPR CORPORATION·Filed 1997·Granted Nov 24, 1998·4 cites·1 claims
- 2037USD444186SSet of road barrier and executive toy piecesFiled 2000·Granted Jun 26, 2001·3 cites·1 claims
- 2133US6199222B1Portable combined toilet and waste holding tankFiled 1996·Granted Mar 13, 2001·6 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →