Inventor · disambiguated record

Karl Ringer

Also filed as: RINGER KARL

2 granted patents·108 citations·filing 1975–1982

68Inventor score

Technology areasB61D B65G

Files withRINGER KARL2

Top patents by PatentIndex Score

2 records

0187US4093084AFreight-transportation system with road/rail transshipmentRINGER KARL·Filed 1975·Granted Jun 6, 1978·70 cites·26 claims
0281US4522546AContainer-handling system with rail/rail and road/rail transferRINGER KARL·Filed 1982·Granted Jun 11, 1985·38 cites·8 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →