Inventor · disambiguated record
Earl T. Pottorff
Also filed as: POTTORFF EARL T
18 granted patents·1 pending application·215 citations·filing 1985–2012
94Inventor score
Top patents by PatentIndex Score
19 records- 0192US7976400B1Golf putter with adjustable liePOTTORFF EARL T·Filed 2011·Granted Jul 12, 2011·38 cites·10 claims
- 0269US4852442ASelf-sharpening perforator for plastic filmPOTTORFF EARL T·Filed 1988·Granted Aug 1, 1989·24 cites·7 claims
- 0365US4723466ASelf-sharpening hole punch for packaging with resilient waste expelling mechanismPOTTORFF EARL T·Filed 1986·Granted Feb 9, 1988·22 cites·4 claims
- 0463US6196827B1Swing arm stabilizing cagePEARL TECHNOLOGIES INC·Filed 1998·Granted Mar 6, 2001·23 cites·19 claims
- 0562US6148710ASlitter-punch with quick adapterPEARL TECHNOLOGIES INC·Filed 1999·Granted Nov 21, 2000·22 cites·6 claims
- 0662US5700489ABubble stabilizer and sizing cage with wear stripsPEARL TECHNOLOGIES INC·Filed 1996·Granted Dec 23, 1997·19 cites·14 claims
- 0751US7779738B2Pivot punchPEARL TECHNOLOGIES INC·Filed 2008·Granted Aug 24, 2010·1 cites·7 claims
- 0849USD674451SHosel and head portion of golf putterPEARL PROSPORTS INC·Filed 2012·Granted Jan 15, 2013·7 cites·1 claims
- 0947US4898082AMolded plastic air cylinderPOTTORFF EARL T·Filed 1988·Granted Feb 6, 1990·11 cites·11 claims
- 1046US6113026ABow spreader barPEARL TECHNOLOGIES INC·Filed 1998·Granted Sep 5, 2000·11 cites·14 claims
- 1142US4653372ASelf-sharpening hole punch for plastic bagsPOTTORFF EARL T·Filed 1985·Granted Mar 31, 1987·8 cites·6 claims
- 1242US2005276669A1Punch assembly with spinning headPOTTORFF EARL T·Filed 2004·Application pending·0 cites
- 1341US5942256ABubble stabilizer and sizing cage with wear stripsFiled 1997·Granted Aug 24, 1999·7 cites·8 claims
- 1440US4943226ACover for collapsing boardPOTTORFF EARL T·Filed 1988·Granted Jul 24, 1990·7 cites·6 claims
- 1538US5143367ARotary vacuum wicketter with removable split wearplatesPOTTORFF EARL T·Filed 1991·Granted Sep 1, 1992·5 cites·9 claims
- 1637US9044896B2Gusseter board with retractable noseTEWKSBURY ROBERT J·Filed 2012·Granted Jun 2, 2015·0 cites·10 claims
- 1737USD674853SHosel for a golf putterPEARL PROSPORTS INC·Filed 2012·Granted Jan 22, 2013·3 cites·1 claims
- 1834US4877233ARotary vacuum wicketterPOTTORFF EARL T·Filed 1988·Granted Oct 31, 1989·3 cites·15 claims
- 1933US5585120AExtriuded metal collapsing boards with replaceable wear platesPEARL TECHNOLOGIES INC·Filed 1994·Granted Dec 17, 1996·4 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →