Inventor · disambiguated record
Wilhelm Heller
Also filed as: HELLER WILHELM · TACKE GERHARD
10 granted patents·137 citations·filing 1975–1994
90Inventor score
Top patents by PatentIndex Score
10 records- 0187US4082577AProcess for the heat treatment of steelKRUPP AG HUETTENWERKE·Filed 1975·Granted Apr 4, 1978·26 cites·15 claims
- 0265US4714500AMethod for thermal treatment of pearlitic rail steelsKRUPP STAHL AG·Filed 1985·Granted Dec 22, 1987·18 cites·6 claims
- 0363US4008078ALow-carbon rail steelKRUPP AG HUETTENWERKE·Filed 1975·Granted Feb 15, 1977·13 cites·11 claims
- 0461US4659398AMethod for reducing internal stresses of roller straightened railsKRUPP STAHL AG·Filed 1986·Granted Apr 21, 1987·10 cites·6 claims
- 0561US4575397ARail having high resistance to wear in its head and high resistance to rupture in its footKRUPP STAHL AG·Filed 1984·Granted Mar 11, 1986·18 cites·11 claims
- 0659US4203546AOscillation dampening system for a railway trackKRUPP AG HUETTENWERKE·Filed 1977·Granted May 20, 1980·18 cites·19 claims
- 0757US4230488AAbrasion resistant rails and/or rail wheels, and process for producing the sameKRUPP AG HUETTENWERKE·Filed 1978·Granted Oct 28, 1980·13 cites·12 claims
- 0843US4042273ARail wheelKRUPP AG HUETTENWERKE·Filed 1975·Granted Aug 16, 1977·7 cites·15 claims
- 0942US5482576ARailway-track elements and method of manufacturing themBUTZBACHER WEICHENBAU GMBH·Filed 1994·Granted Jan 9, 1996·7 cites·17 claims
- 1035US5711914ARail steelNMH STAHLWERKE GMBH·Filed 1994·Granted Jan 27, 1998·7 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →