Inventor · disambiguated record
Franz Rotter
Also filed as: ROTTER FRANZ
8 granted patents·479 citations·filing 1977–2010
89Inventor score
Top patents by PatentIndex Score
8 records- 0196US4308103AApparatus for the pyrolysis of comminuted solid carbonizable materialsENERGY RECOVERY RES GROUP INC·Filed 1980·Granted Dec 29, 1981·149 cites·4 claims
- 0296US4123332AProcess and apparatus for carbonizing a comminuted solid carbonizable materialENERGY RECOVERY RES GROUP INC·Filed 1977·Granted Oct 31, 1978·134 cites·26 claims
- 0393US4306506AGasification apparatusENERGY RECOVERY RES GROUP INC·Filed 1980·Granted Dec 22, 1981·102 cites·7 claims
- 0486US4309195AApparatus for gasifying solid fuels and wastesENERGY RECOVERY RES GROUP INC·Filed 1980·Granted Jan 5, 1982·56 cites·8 claims
- 0568US4986498ADevice for determining the condition of railway switches or railway crossingsVOEST ALPINE MASCHINENBAU·Filed 1989·Granted Jan 22, 1991·28 cites·22 claims
- 0635US8963047B2Cored wire electrodePOSCH GERHARD·Filed 2010·Granted Feb 24, 2015·0 cites·19 claims
- 0733US4927102AReversing device for movable parts within the deflection area of a railway switchVOEST ALPINE MASCHINENBAU·Filed 1988·Granted May 22, 1990·5 cites·12 claims
- 0830US4917339AReversing device for swivelable rails or movable frogs within the crossing area of a railway switchVOEST ALPINE MASCHINENBAU·Filed 1988·Granted Apr 17, 1990·5 cites·9 claims
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