Inventor · disambiguated record
Leonhard Reng
Also filed as: RENG LEONHARD
9 granted patents·110 citations·filing 1980–1993
88Inventor score
Files withSIEMENS AG9
Top patents by PatentIndex Score
9 records- 0181US4338559ALoad state control for an asynchronous machine fed by a converterSIEMENS AG·Filed 1980·Granted Jul 6, 1982·35 cites·11 claims
- 0273US4423367ADevice for determining the parameter values for stator resistance, principal inductance and leakage inductance of an asynchronous machineSIEMENS AG·Filed 1981·Granted Dec 27, 1983·24 cites·20 claims
- 0368US4764712AMethod and apparatus for operating a field-oriented rotating-field machine supplied by a controlled converterSIEMENS AG·Filed 1987·Granted Aug 16, 1988·24 cites·7 claims
- 0448US4475074AApparatus for determining the common frequency of two independently variable electrical a-c variables, especially in a rotating-field machineSIEMENS AG·Filed 1983·Granted Oct 2, 1984·10 cites·5 claims
- 0536US4511978ADevice for determining a parameter signal for a voltage-fed loadSIEMENS AG·Filed 1982·Granted Apr 16, 1985·5 cites·6 claims
- 0632US4988940AMethod for the formation of the actual load angle value for a field-oriented regulated rotary field machine and corresponding regulationSIEMENS AG·Filed 1990·Granted Jan 29, 1991·4 cites·2 claims
- 0730US4906912AApparatus for controlling the load angle of a converterSIEMENS AG·Filed 1989·Granted Mar 6, 1990·2 cites·4 claims
- 0828US5442265AMethod and apparatus for improving the running characteristics of a wheel block bogieSIEMENS AG·Filed 1993·Granted Aug 15, 1995·2 cites·6 claims
- 0928US5416707AMethod and apparatus for eliminating an inclination of a wheel-block bogie or undercarriageSIEMENS AG·Filed 1993·Granted May 16, 1995·4 cites·22 claims
Join the waitlist — get patent alerts
Get an alert when Leonhard Reng files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →