Inventor · disambiguated record
Helmut Schulze
Also filed as: SCHULZE HELMUT
9 granted patents·106 citations·filing 1975–1987
88Inventor score
Top patents by PatentIndex Score
9 records- 0174US4668396ADialysis membrane of modified cellulose with improved biocompatibilityAKZO NV·Filed 1985·Granted May 26, 1987·36 cites·7 claims
- 0262US4263542AMethod and circuit arrangement for controlling an asynchronous motor supplied from a static frequency changerBBC BROWN BOVERI & CIE·Filed 1978·Granted Apr 21, 1981·14 cites·4 claims
- 0359US4391964AEmbedding mass of polyurethaneAKZO NV·Filed 1982·Granted Jul 5, 1983·13 cites·21 claims
- 0456US4256869APolyurethanes from trans-cyclohexane-1,4-diisocyanateAKZO NV·Filed 1979·Granted Mar 17, 1981·10 cites·29 claims
- 0556US4024307APolyurethane solutionsAKZO NV·Filed 1975·Granted May 17, 1977·11 cites·30 claims
- 0640US4772393ACellulose dialysis membrane with improved biocompatibilityAKZO NV·Filed 1987·Granted Sep 20, 1988·8 cites·9 claims
- 0737US4741927AProduction of cellulose dialysis membrane with improved biocompatibilityAKZO NV·Filed 1986·Granted May 3, 1988·6 cites·10 claims
- 0832US4814440AProcess for producing extractive-material-reduced celluloseAKZO NV·Filed 1987·Granted Mar 21, 1989·3 cites·12 claims
- 0930US4369492ADevice for the protection of a converter which converts an impressed D-C current from a current source into an A-C current fed to a loadBBC BROWN BOVERI & CIE·Filed 1981·Granted Jan 18, 1983·5 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →