Inventor · disambiguated record

Martti Varpela

Also filed as: VARPELA MARTTI

1 granted patent·6 citations·filing 2004–2004

27Inventor score

Technology areasH01H

Files withABB OY1

Top patents by PatentIndex Score

1 record

0144US7365622B2Switching device combination for capacitive loads connected to direct voltageABB OY·Filed 2004·Granted Apr 29, 2008·6 cites·8 claims

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Martti Varpela — Patent Inventor | PatentIndex