Inventor · disambiguated record
Akiteru Ueda
Also filed as: UEDA AKITERU
10 granted patents·300 citations·filing 1984–1993
92Inventor score
Files withHITACHI LTD10
Top patents by PatentIndex Score
10 records- 0190US4599549AMethod and apparatus for controlling PWM invertersHITACHI LTD·Filed 1985·Granted Jul 8, 1986·62 cites·10 claims
- 0286US4767976AControl system for PWM inverterHITACHI LTD·Filed 1987·Granted Aug 30, 1988·48 cites·9 claims
- 0384US4688162ARectifier control apparatus with improved power factorHITACHI LTD·Filed 1986·Granted Aug 18, 1987·53 cites·7 claims
- 0472US4672520ACurrent-source power converting apparatus with self-extinction devicesHITACHI LTD·Filed 1985·Granted Jun 9, 1987·29 cites·4 claims
- 0564US5023538APWM inverter apparatus for controlling rotating magnetic flux in a.c. motorsHITACHI LTD·Filed 1989·Granted Jun 11, 1991·22 cites·15 claims
- 0663US4779183AMethod and apparatus for selectively controlling an operation mode of a PWM inverter between an asychronous mode and a synchronous mode modulationHITACHI LTD·Filed 1987·Granted Oct 18, 1988·22 cites·6 claims
- 0753US5424937AGate drive power source for electric power converterHITACHI LTD·Filed 1993·Granted Jun 13, 1995·21 cites·9 claims
- 0853US5105143AControl system for automotive charging generatorHITACHI LTD·Filed 1989·Granted Apr 14, 1992·22 cites·16 claims
- 0953US4629034AElevator control apparatusHITACHI LTD·Filed 1984·Granted Dec 16, 1986·13 cites·18 claims
- 1041US4779709AApparatus for controlling AC elevatorsHITACHI LTD·Filed 1986·Granted Oct 25, 1988·8 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →