Inventor · disambiguated record
Dietmar Schapel
Also filed as: SCHAEPEL DIETMAR · SCHAPEL DIETMAR
24 granted patents·1,404 citations·filing 1974–1992
97Inventor score
Files withBAYER AG24
Top patents by PatentIndex Score
24 records- 0198US4661099ASelf-adhesive sheet-like structures, process for their preparation and their useBAYER AG·Filed 1984·Granted Apr 28, 1987·157 cites·33 claims
- 0297US4456642AGel pads and a process for their preparationBAYER AG·Filed 1982·Granted Jun 26, 1984·150 cites·14 claims
- 0396US5173515AFire retardant foams comprising expandable graphite, amine salts and phosphorous polyolsBAYER AG·Filed 1990·Granted Dec 22, 1992·220 cites·12 claims
- 0494US5362834AGel compounds, their production and useBAYER AG·Filed 1992·Granted Nov 8, 1994·129 cites·11 claims
- 0594US4404296AGel compositions with depot action based on a polyurethane matrix and relatively high molecular weight polyols and containing active ingredients, and a process for their preparationBAYER AG·Filed 1982·Granted Sep 13, 1983·153 cites·14 claims
- 0692US4129697AProcess for the production of thermoformable polyisocyanurate foamsBAYER AG·Filed 1977·Granted Dec 12, 1978·58 cites·5 claims
- 0790US4570622AConstructional materialBAYER AG·Filed 1983·Granted Feb 18, 1986·44 cites·17 claims
- 0890US4411262AConstructional materialBAYER AG·Filed 1981·Granted Oct 25, 1983·159 cites·30 claims
- 0986US4029593AMixed polyolsBAYER AG·Filed 1974·Granted Jun 14, 1977·29 cites·6 claims
- 1085US4160754AStable polymer gelsBAYER AG·Filed 1978·Granted Jul 10, 1979·42 cites·12 claims
- 1182US4469502AIon exchanger fertilizers and a process for supplying plants with nutrients uniformly and over a long period of timeBAYER AG·Filed 1983·Granted Sep 4, 1984·26 cites·13 claims
- 1281US4544547AEctoparasiticide-containing polyurethanesBAYER AG·Filed 1983·Granted Oct 1, 1985·37 cites·17 claims
- 1381US4402725AFertilizersBAYER AG·Filed 1981·Granted Sep 6, 1983·26 cites·22 claims
- 1477US4543247AEctoparasiticide-containing collars for petsBAYER AG·Filed 1983·Granted Sep 24, 1985·27 cites·12 claims
- 1576US4902348AReinforced plasterboard and method of formingBAYER AG·Filed 1988·Granted Feb 20, 1990·29 cites·13 claims
- 1675US4634672AImmobilization of cells in polyurethane hydrogelBAYER AG·Filed 1985·Granted Jan 6, 1987·33 cites·7 claims
- 1770US4094970AElastomeric polyurethane-based articles having an insecticidal depot gas actionBAYER AG·Filed 1976·Granted Jun 13, 1978·14 cites·5 claims
- 1861US4681851ABiologically active composition for purifying waste water and outgoing airBAYER AG·Filed 1986·Granted Jul 21, 1987·20 cites·7 claims
- 1958US4452905AAqueous preparation and its use for the preparation of ceramic massesBAYER AG·Filed 1982·Granted Jun 5, 1984·15 cites·3 claims
- 2047US4448914AAqueous preparation and its use in the production of ceramic compositionsBAYER AG·Filed 1982·Granted May 15, 1984·11 cites·7 claims
- 2145US4810536AMethod of impregnatingBAYER AG·Filed 1987·Granted Mar 7, 1989·7 cites·14 claims
- 2241US4980072AProcess for the removal of surface-distributed hydrocarbons, in particular oil residuesBAYER AG·Filed 1989·Granted Dec 25, 1990·10 cites·5 claims
- 2334US4826948AImpregnating agent and its useBAYER AG·Filed 1988·Granted May 2, 1989·3 cites·4 claims
- 2426US4748974ALaminated dressingBAYER AG·Filed 1987·Granted Jun 7, 1988·5 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →