Inventor

RANSTAD PER

SE7 patents

⚠️ This page may combine multiple inventors who share the name “RANSTAD PER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RANSTAD PER

3 patents

US9899831B2Feb 20, 2018

Method and device to protect an ESP power supply from transient over-voltages on the power grid

RANSTAD PER3 citations65

US9132434B2Sep 15, 2015

Method to control the line distoration of a system of power supplies of electrostatic precipitators

RANSTAD PER3 citations56

US9325300B2Apr 26, 2016

Method for the operation of electrostatic precipitators

RANSTAD PER1 citations46

FLAEKT AB

1 patent

US5639294AJun 17, 1997

Method for controlling the power supply to an electrostatic precipitator

FLAEKT AB32 citations90

KOLAR JOHANN W

1 patent

US8570776B2Oct 29, 2013

Method and device for determining a control scheme for an active power filter

KOLAR JOHANN W24 citations83

ALSTOM TECHNOLOGY LTD

1 patent

US9543855B2Jan 10, 2017

Voltage source converter (VSC) with neutral-point-clamped (NPC) topology and method for operating such voltage source converter

ALSTOM TECHNOLOGY LTD9 citations80

KOLAR JOHANN WALTER

1 patent

US9331561B2May 3, 2016

Method to minimize input current harmonics of power systems such as ESP power systems

KOLAR JOHANN WALTER4 citations64