Inventor · disambiguated record
Ehrenfried Nischwitz
Also filed as: LASK HELMUT · NISCHWITZ EHRENFRIED
7 granted patents·180 citations·filing 1975–1979
87Inventor score
Files withHOECHST AG7
Top patents by PatentIndex Score
7 records- 0191US4250306AProcess and equipment for preparing swellable cross-linked carboxyalkylcelluloses from natural cellulose or cellulose hydrate and use thereofHOECHST AG·Filed 1979·Granted Feb 10, 1981·41 cites·11 claims
- 0290US4136218AProcess for the improvement of the water-absorbing capacity and the absorptivity of textile materialsHOECHST AG·Filed 1975·Granted Jan 23, 1979·41 cites·5 claims
- 0389US4187342ABonded fiber web, which is capable of absorbing water vapor comprising a swellable cellulose ether in fiber formHOECHST AG·Filed 1978·Granted Feb 5, 1980·46 cites·8 claims
- 0468US4002779AProcess for the manufacture of electroconductive non-woven fabricsHOECHST AG·Filed 1975·Granted Jan 11, 1977·19 cites·3 claims
- 0567US4284410AProcess for the pretreatment of cellulose fibers to be printed according to the thermotransfer printing methodHOECHST AG·Filed 1979·Granted Aug 18, 1981·7 cites·2 claims
- 0663US4273552AProcess for the pretreatment of cellulose fibers to be printed according to the thermotransfer printing methodHOECHST AG·Filed 1979·Granted Jun 16, 1981·6 cites·1 claims
- 0747US4096289AElectrostatic deposition of swellable, modified cellulose ether on water wet hydrophilic substrateHOECHST AG·Filed 1976·Granted Jun 20, 1978·20 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →