Inventor · disambiguated record

Peter Walden

Also filed as: WALDEN PETER

1 granted patent·8 citations·filing 2002–2002

30Inventor score

Technology areasB66B

Files withOTISCELECATOR COMPANY1

Top patents by PatentIndex Score

1 record

0146US6634463B2Switch over from the mains supply to a frequency converter by a phase correction process for an escalator driveOTISCELECATOR COMPANY·Filed 2002·Granted Oct 21, 2003·8 cites·19 claims

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