Inventor · disambiguated record
Ludwig Offermann
Also filed as: OFFERMANN LUDWIG
4 granted patents·91 citations·filing 1979–1990
73Inventor score
Technology areasC10B
Top patents by PatentIndex Score
4 records- 0187US4296938AImmersion-type seal for the standpipe opening of coke ovensSTILL CARL GMBH CO KG·Filed 1980·Granted Oct 27, 1981·82 cites·6 claims
- 0242US4713148ALight construction plug for coke oven doorsSTILL CARL GMBH CO KG·Filed 1985·Granted Dec 15, 1987·6 cites·15 claims
- 0331US5259932AHeating system for regenerative coke ovensDIDIER OFU ENG·Filed 1990·Granted Nov 9, 1993·3 cites·6 claims
- 0426US4265709AMethod and apparatus for separating gases and solids during the carbonization of coalSTILL FA CARL·Filed 1979·Granted May 5, 1981·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →