Assignee
FRIEDRICHSFELD GMBH
DE·15 granted patents·849 citations·filing 1974–1989
Top patents by PatentIndex Score
15 records- 0192US4185383ADental implant having a biocompatible surfaceFRIEDRICHSFELD GMBH·Filed 1977·Granted Jan 29, 1980·114 cites·23 claims
- 0289US4682797AConnecting arrangement with a threaded sleeveFRIEDRICHSFELD GMBH·Filed 1986·Granted Jul 28, 1987·201 cites·25 claims
- 0381US4770442AElectroweld fitting or electroweld collarFRIEDRICHSFELD GMBH·Filed 1986·Granted Sep 13, 1988·43 cites·22 claims
- 0477US4865606AEndoprosthesis for a knee-jointFRIEDRICHSFELD GMBH·Filed 1988·Granted Sep 12, 1989·111 cites·21 claims
- 0571US4004581ATool for forming a bed in a hip bone to receive an artificial acetabulumFRIEDRICHSFELD GMBH·Filed 1975·Granted Jan 25, 1977·67 cites·10 claims
- 0671US3939497AFastening means for hip joint prosthesis socketsFRIEDRICHSFELD GMBH·Filed 1974·Granted Feb 24, 1976·74 cites·5 claims
- 0769US4560353ATooth implantFRIEDRICHSFELD GMBH·Filed 1983·Granted Dec 24, 1985·32 cites·14 claims
- 0869US4486178ATooth implant made of metalFRIEDRICHSFELD GMBH·Filed 1983·Granted Dec 4, 1984·32 cites·3 claims
- 0965US5000746AWound covering having connected discrete elementsFRIEDRICHSFELD GMBH·Filed 1988·Granted Mar 19, 1991·70 cites·17 claims
- 1055US4304553ADental implant formed of AL2 O3 -ceramic for fastening a superstructureFRIEDRICHSFELD GMBH·Filed 1976·Granted Dec 8, 1981·20 cites·5 claims
- 1152US4031571AHip endoprosthesis with stepped load-transferring surfacesFRIEDRICHSFELD GMBH·Filed 1975·Granted Jun 28, 1977·30 cites·15 claims
- 1243US4407022AFemur component for an artificial hip jointFRIEDRICHSFELD GMBH·Filed 1981·Granted Oct 4, 1983·22 cites·9 claims
- 1334US4287616AAuditory ossicle prosthesisFRIEDRICHSFELD GMBH·Filed 1980·Granted Sep 8, 1981·14 cites·5 claims
- 1428US4938694AScrew implantFRIEDRICHSFELD GMBH·Filed 1988·Granted Jul 3, 1990·11 cites·14 claims
- 1526US4903397AProcess for producing a heating elementFRIEDRICHSFELD GMBH·Filed 1989·Granted Feb 27, 1990·8 cites·9 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →