Inventor
VAN DER ZEL JOSEPH M
NL13 patents
⚠️ This page may combine multiple inventors who share the name “VAN DER ZEL JOSEPH M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ELEPHANT EDELMETAAL BV
8 patentsUS4937928AJul 3, 1990
Method of making a dental crown for a dental preparation by means of a CAD-CAM system
ELEPHANT EDELMETAAL BV641 citations98
US5453290ASep 26, 1995
Dental procelain, a method of producing a dental restoration, a dental alloy
ELEPHANT EDELMETAAL BV32 citations92
US5362438ANov 8, 1994
Powder of dental metal, a process for the preparation thereof, a process for the manufacture of a substructure for a dental restoration and a process for the manufacture of a dental restoration
ELEPHANT EDELMETAAL BV24 citations92
US4992297AFeb 12, 1991
Castable palladium alloys and their use for making dental restorations, ornaments, and the like
ELEPHANT EDELMETAAL BV28 citations92
US5123843AJun 23, 1992
Magnet element for a dental prosthesis
ELEPHANT EDELMETAAL BV73 citations90
US5472333ADec 5, 1995
Spinnerette from gold-platinum-palladium-rhodium alloy
ELEPHANT EDELMETAAL BV19 citations81
US5143692ASep 1, 1992
Method of making a substructure for a dental restoration
ELEPHANT EDELMETAAL BV10 citations73
US4735772AApr 5, 1988
Palladium-cobalt alloys; manufacture of a root cap
ELEPHANT EDELMETAAL BV17 citations73