Inventor · disambiguated record

Johann Hoisl

Also filed as: HOISL JOHANN

1 granted patent·24 citations·filing 1979–1979

42Inventor score

Technology areasG08G

Files withSIEMENS AG1

Top patents by PatentIndex Score

1 record

0172US4290136ACircuit arrangement for monitoring the state of signal systems, particularly traffic light signal systemsSIEMENS AG·Filed 1979·Granted Sep 15, 1981·24 cites·15 claims

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