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ALSTOM

Overview
  • Total Patents
    1,552
About

ALSTOM has a total of 1,552 patent applications. Its first patent ever was published in 1991. It filed its patents most often in France, EPO (European Patent Office) and United States. Its main competitors in its focus markets electrical machinery and energy, transport and environmental technology are BBC BROWN BOVERI & CIE, AL STOM and POLYMATECH CO LTD.

Patent filings per year

Chart showing ALSTOMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ehrsam Jean 34
#2 Dutarde Emmanuel 33
#3 Rada Nicolas 31
#4 Marmonier Jean 30
#5 Ruque Christian 27
#6 Breit Fabrice 27
#7 Starck Thierry 26
#8 Poullain Serge 26
#9 Petitbon Alain 25
#10 Perret Michel 25

Latest patents

Publication Filing date Title
GB0600837D0 Stators and electrical machines incorporating such stators
JP2006035212A Apparatus for bonding pressurized adhesive
GB0512763D0 Electrical power converters
GB0505749D0 Electronically commutated electrical machine
DE102005012762A1 Energy delivery system for electric power system , has resistor, provided in rotor circuit of asynchronous machine, which has first value before short circuit in network and second value after short circuit in network
GB0503800D0 Exciter assemblies
GB0503799D0 Power converters
GB0502987D0 Apparatus for accelerating and decelerating a trolley, or similar moving assembly
DE102005001360A1 Cooling device, in particular for an electrical power semiconductor component
GB0427626D0 Matrix converters
EP1676721A1 Railway wheel and bogie of a railway vehicle comprising such wheels
DE102004042475A1 Power part for an electric frequency converter has a module with a pair of arms, a bank of capacitors and packages of rails
GB0418992D0 Transformers
DE102004041328A1 Process to operate a rolling mill by comparison of drum pressure settings with target value
GB0417618D0 Rotating superconducting machines
DE102004036872A1 Converter circuit
GB0416775D0 Wind turbine with high temperature superconducting generator
DE102004034923A1 A drive circuit for a power semiconductor device and method of operation for a drive circuit
EP1482091A1 Support system with track for magnetic levitation transport system with linear motor propulsion
FR2866949A1 Device for implantation by marking in the pointeau of references predetermined on a wall of a face of storage tank