Assignee
RINGSDORFF WERKE GMBH
DE·9 granted patents·128 citations·filing 1980–1993
Top patents by PatentIndex Score
9 records- 0187US5259294AShock-absorbing piston made up of dissimilar joined parts, blank for the piston and method for manufacturing the pistonRINGSDORFF WERKE GMBH·Filed 1992·Granted Nov 9, 1993·58 cites·28 claims
- 0257US4971438AGraphite tube furnace with specimen support for atomic absorption spectroscopyRINGSDORFF WERKE GMBH·Filed 1989·Granted Nov 20, 1990·19 cites·5 claims
- 0354US4349384AMethod for the manufacture of segments for commutatorsRINGSDORFF WERKE GMBH·Filed 1980·Granted Sep 14, 1982·17 cites·10 claims
- 0448US5372090AMultipart support crucible and method for producing the sameRINGSDORFF WERKE GMBH·Filed 1993·Granted Dec 13, 1994·11 cites·15 claims
- 0545US5083864AGraphite tube furnace with stationary specimen support for atomic absorption spectoscopyRINGSDORFF WERKE GMBH·Filed 1991·Granted Jan 28, 1992·7 cites·7 claims
- 0635US4851189AMethod of manufacturing cams by powder metallurgyRINGSDORFF WERKE GMBH·Filed 1988·Granted Jul 25, 1989·8 cites·8 claims
- 0731US4726678AReceptacle for flameless atomic absorption spectroscopyRINGSDORFF WERKE GMBH·Filed 1986·Granted Feb 23, 1988·5 cites·8 claims
- 0829US4946278AGraphite tube furnace with specimen support for atomic absorption spectroscopyRINGSDORFF WERKE GMBH·Filed 1989·Granted Aug 7, 1990·3 cites·6 claims
- 0923US4849086AElectrode for electrochemical processesRINGSDORFF WERKE GMBH·Filed 1987·Granted Jul 18, 1989·0 cites·8 claims
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