OH

Olaf Hunger

AA Abb Technology Ag: 11 patents #22 of 1,391Top 2%
AR Abb Research: 1 patents #569 of 1,276Top 45%
AA Abb Schweiz Ag: 1 patents #1,465 of 3,274Top 45%
AT Alstom Technology: 1 patents #683 of 1,544Top 45%
AS Asea Brown Boveri, S.A.: 1 patents #358 of 1,048Top 35%
HA Hitachi Energy Switzerland Ag: 1 patents #120 of 445Top 30%
Overall (All Time): #293,436 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11515110 Nozzle for high or medium voltage circuit breaker Jakub Korbel, Reto Karrer, Henrik Dahlgren, Alexey Sokolov, Giang PhamVan 2022-11-29
8822868 Gas-insulated high-voltage power circuit breaker Timo Kehr, Jurg Nufer, Daniel Ohlsson, Navid Mahdizadeh, Javier Mantilla +3 more 2014-09-02
8546716 Gas-blast circuit breaker with a radial flow opening Juerg Nufer, Martin Kriegel, Marialuisa Perela 2013-10-01
8415578 Circuit breaker with a gear having a dead point Jurg Nufer 2013-04-09
8410388 Self-blowout circuit breaker having a filling and overpressure valve Martin Kriegel, Daniel Ohlsson, Juerg Nufer, Navid Mahdizadeh, Timo Kehr 2013-04-02
8263892 Gas-insulated high-voltage switch Juerg Nufer, Martin Kriegel, Peter Diggelmann 2012-09-11
7994442 Rack gear for electrical circuit breaker Markus Vestner 2011-08-09
7932476 Transmission for an electrical circuit breaker Martin Kriegel 2011-04-26
7902478 Switching chamber for a gas-insulated high-voltage switch Martin Kriegel, Markus Vestner 2011-03-08
7619177 Nozzle fastening for electrical switching apparatus David Saxl, Markus Vestner, Thomas Nordstrom, Tomas Borg, Tomas Strom 2009-11-17
7566842 Switching chamber and heavy-duty circuit breaker Max Claessens, Martin Holstein, Johan Abrahamsson, Martin Kriegel 2009-07-28
7514635 Shaft, method for producing it and device for carrying out the method Guido Meier, Leopold Ritzer, Stephane Page, Sanel Pidro, Markus Keller +1 more 2009-04-07
7507932 Heavy-duty circuit breaker with movement reversal Max Claessens, Martin Holstein, Johan Abrahamsson, Martin Kriegel 2009-03-24
6943307 Switching device Kurt Dahinden, Thomas Schoenemann 2005-09-13
6429394 Power breaker Lukas Zehnder, Luc Rieffel 2002-08-06
6227239 Spring-loaded safety valve Monika Abrell, Jörg Peter, Lukas Zehnder, Christian Dahler 2001-05-08