Inventor · disambiguated record
Ralf Korpman
Also filed as: KORPMAN RALF
45 granted patents·3,804 citations·filing 1973–1997
99Inventor score
Top patents by PatentIndex Score
45 records- 0199US4080348ATacky adhesiveJOHNSON & JOHNSON·Filed 1976·Granted Mar 21, 1978·142 cites·5 claims
- 0299US4024312APressure-sensitive adhesive tape having extensible and elastic backing composed of a block copolymerJOHNSON & JOHNSON·Filed 1976·Granted May 17, 1977·763 cites·5 claims
- 0399US3932328AHot melt adhesive composition and tapeJOHNSON & JOHNSON·Filed 1973·Granted Jan 13, 1976·181 cites·5 claims
- 0498US4394930AAbsorbent foam productsJOHNSON & JOHNSON·Filed 1981·Granted Jul 26, 1983·196 cites·19 claims
- 0598US4379806APressure-sensitive adhesive tape and processJOHNSON & JOHNSON·Filed 1982·Granted Apr 12, 1983·151 cites·9 claims
- 0698US4136071AMixed block polymer adhesiveJOHNSON & JOHNSON·Filed 1976·Granted Jan 23, 1979·97 cites·3 claims
- 0798US4028292AHot melt adhesiveJOHNSON & JOHNSON·Filed 1974·Granted Jun 7, 1977·84 cites·5 claims
- 0895US4731066AElastic disposable diaperPERSONAL PRODUCTS CO·Filed 1987·Granted Mar 15, 1988·380 cites·4 claims
- 0995US4318408AAbsorbent productsPERMACEL·Filed 1979·Granted Mar 9, 1982·68 cites·8 claims
- 1094US4410571AAbsorbent products, process and compositions for immobilization of particulate absorbentsJOHNSON & JOHNSON·Filed 1981·Granted Oct 18, 1983·231 cites·28 claims
- 1190US4166464AAbsorbent dressingJOHNSON & JOHNSON·Filed 1977·Granted Sep 4, 1979·148 cites·23 claims
- 1290US4062995AReticular webJOHNSON & JOHNSON·Filed 1976·Granted Dec 13, 1977·54 cites·8 claims
- 1383US4388349AExtrusion coating processPERMACEL·Filed 1982·Granted Jun 14, 1983·51 cites·9 claims
- 1483US3984509AExtrusion process for mixtures of elastomer particles and resin particlesJOHNSON & JOHNSON·Filed 1975·Granted Oct 5, 1976·34 cites·8 claims
- 1582US5891957AAdhesive composition for skin adhesion and bandage applicationsSHELL OIL CO·Filed 1997·Granted Apr 6, 1999·41 cites·4 claims
- 1682US5760135APressure sensitive adhesiveRALF KORPMAN ASSOCIATES INC·Filed 1994·Granted Jun 2, 1998·60 cites·13 claims
- 1780US4242402ALift-off tape and processJOHNSON & JOHNSON·Filed 1979·Granted Dec 30, 1980·24 cites·6 claims
- 1879US4813947AClosure system for resealably attaching a tape tab to a fabric surfacePERSONAL PRODUCTS CO·Filed 1987·Granted Mar 21, 1989·45 cites·10 claims
- 1978US5274036APressure sensitive adhesiveKORPMAN RALF ASS·Filed 1992·Granted Dec 28, 1993·44 cites·15 claims
- 2078US4431598AProcess for extruding adhesive films and tapesPERMACEL·Filed 1981·Granted Feb 14, 1984·37 cites·2 claims
- 2178US4415388AMethod of making absorbent bearing productsJOHNSON & JOHNSON·Filed 1981·Granted Nov 15, 1983·90 cites·4 claims
- 2276US4759754ASanitary napkinPERSONAL PRODUCTS CO·Filed 1987·Granted Jul 26, 1988·100 cites·10 claims
- 2376US4325770AProcess for pressure-sensitive adhesive coated productsPERMACEL·Filed 1980·Granted Apr 20, 1982·35 cites·6 claims
- 2474US4941933AMethod of making a body member conformable disposable articlesJOHNSON & JOHNSON·Filed 1988·Granted Jul 17, 1990·27 cites·9 claims
- 2574US4178337AThermoplastic elastomeric film extrusion processJOHNSON & JOHNSON·Filed 1977·Granted Dec 11, 1979·30 cites·5 claims
- 2672US5587237APressure sensitive adhesiveRALF KORPMAN ASSOCIATES INC·Filed 1995·Granted Dec 24, 1996·36 cites·3 claims
- 2771US5462538AMolten adhesive fibers and products made therefromMCNEIL PPC INC·Filed 1993·Granted Oct 31, 1995·61 cites·34 claims
- 2871US4540415ADisposable diaper with a repositionable tape tab fastenerPERSONAL PRODUCTS CO·Filed 1982·Granted Sep 10, 1985·69 cites·5 claims
- 2971US4294936AAdhesive compositionsPERMACEL·Filed 1980·Granted Oct 13, 1981·29 cites·10 claims
- 3066US4432848ARadiation cured, high temperature pressure-sensitive adhesivePERMACEL·Filed 1981·Granted Feb 21, 1984·14 cites·6 claims
- 3166US4413995AAbsorbent panel suitable for use in absorbent productsPERSONAL PRODUCTS CO·Filed 1982·Granted Nov 8, 1983·56 cites·17 claims
- 3265US4449977AAbsorbent products, processes and compositionsJOHNSON & JOHNSON·Filed 1981·Granted May 22, 1984·51 cites·9 claims
- 3364US5885681AMolten adhesive fibers and products made therefromMCNEIL PPC INC·Filed 1996·Granted Mar 23, 1999·58 cites·7 claims
- 3463US4314558ASurgical drainage bagsPERMACEL·Filed 1980·Granted Feb 9, 1982·55 cites·6 claims
- 3560US5681305AMolten adhesive fibers and products made therefromMCNEIL PPC INC·Filed 1995·Granted Oct 28, 1997·65 cites·6 claims
- 3658US4662874ABody member conformable disposable articlesJOHNSON & JOHNSON·Filed 1986·Granted May 5, 1987·49 cites·12 claims
- 3757US4554191AEthylene-containing polymer foam/adhesive systemPERSONAL PRODUCTS CO·Filed 1985·Granted Nov 19, 1985·50 cites·18 claims
- 3856US5169708AHeat shrinkable, elastic, glueable polyethylene and ethylene vinyl acetate filmCHICOPEE·Filed 1992·Granted Dec 8, 1992·19 cites·4 claims
- 3953US4328269APressure sensitive adhesive and tapePERMACEL·Filed 1980·Granted May 4, 1982·11 cites·4 claims
- 4051US4166706ALift-off tape and processJOHNSON & JOHNSON·Filed 1977·Granted Sep 4, 1979·9 cites·5 claims
- 4144US5439963ACured thermoplastic high tack pressure sensitive adhesivePERMACEL·Filed 1995·Granted Aug 8, 1995·12 cites·9 claims
- 4242US5156789AMethod of preparing a heat shrinkable, elastic, glueable polyethylene and ethylene vinyl acetate filmCHICOPEE·Filed 1989·Granted Oct 20, 1992·15 cites·12 claims
- 4342US4886511ACorrugated disposable diaperPERSONAL PRODUCTS CO·Filed 1988·Granted Dec 12, 1989·24 cites·16 claims
- 4440US4301255ANovel alloy compositions and productsPERMACEL·Filed 1980·Granted Nov 17, 1981·6 cites·13 claims
- 4532US4389444ANovel alloy compositions and productsJOHNSON & JOHNSON·Filed 1981·Granted Jun 21, 1983·2 cites·3 claims
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