Inventor · disambiguated record
Karl-Heinz Schwiede
Also filed as: SCHWIEDE KARL-H · SCHWIEDE KARL-HEINZ
5 granted patents·2 pending applications·63 citations·filing 1981–2005
80Inventor score
Top patents by PatentIndex Score
7 records- 0184US7637438B2Non-positive fit elastic rail connection for track systemsSCHWIHAG AG·Filed 2005·Granted Dec 29, 2009·10 cites·29 claims
- 0260US4770343AResilient rail fixing device for track installationsSCHWIHAG GMBH·Filed 1987·Granted Sep 13, 1988·26 cites·22 claims
- 0356US7070152B2Sleeper-mounted railroad-switch actuatorSCHWIHAG GMBH·Filed 2004·Granted Jul 4, 2006·4 cites·11 claims
- 0444US6279833B1Guide-rail attachment for railroad switchSCHWIHAG GMBH·Filed 1999·Granted Aug 28, 2001·17 cites·15 claims
- 0541US2007193200A1Sleeper with adjuster for track switchSCHWIEDE KARL-HEINZ·Filed 2005·Application pending·0 cites
- 0631US2002060273A1Sleeper arrangement for railroad switchSCHWIHAG GMBH·Filed 2001·Application pending·0 cites
- 0730US4728031AApparatus for fastening rails to railroad tiesSCHWIHAG GMBH·Filed 1981·Granted Mar 1, 1988·6 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →