Inventor · disambiguated record
Robert E. Christian
Also filed as: CHRISTIAN ROBERT · CHRISTIAN ROBERT E
14 granted patents·1 pending application·325 citations·filing 1976–2001
94Inventor score
Files withPROFESSIONAL DENTAL TECH9PROFESSIONAL DENTAL TECH INC2UNIV VIRGINIA2TYCO FILTERS DIVISION INC1
Top patents by PatentIndex Score
15 records- 0186US6315905B1Method for structural characterization of biological moieties through HPLC separationUNIV VIRGINIA·Filed 2000·Granted Nov 13, 2001·30 cites·5 claims
- 0286US6139734AApparatus for structural characterization of biological moieties through HPLC separationUNIV VIRGINIA·Filed 1998·Granted Oct 31, 2000·77 cites·6 claims
- 0371US5109563ASoft brush gum stimulatorPROFESSIONAL DENTAL TECH·Filed 1990·Granted May 5, 1992·39 cites·10 claims
- 0468US5373599AMedicament containing dental brushPROFESSIONAL DENTAL TECH·Filed 1994·Granted Dec 20, 1994·36 cites·8 claims
- 0567USD334842STriple head toothbrushPROFESSIONAL DENTAL TECH INC·Filed 1991·Granted Apr 20, 1993·13 cites·1 claims
- 0662USD350440SToothbrush with gum stimulatorPROFESSIONAL DENTAL TECH INC·Filed 1992·Granted Sep 13, 1994·11 cites·1 claims
- 0758US5342284ASoft brush gum stimulatorPROFESSIONAL DENTAL TECH·Filed 1993·Granted Aug 30, 1994·24 cites·5 claims
- 0858US5276935AMedicament containing dental brushPROFESSIONAL DENTAL TECH·Filed 1991·Granted Jan 11, 1994·23 cites·17 claims
- 0950US5234009AToothpickPROFESSIONAL DENTAL TECH·Filed 1992·Granted Aug 10, 1993·26 cites·7 claims
- 1050US2002107757A1System and method for automated selection and delivery of giftsFiled 2001·Application pending·0 cites
- 1144US5078158ABrush head with a shaped bottom platePROFESSIONAL DENTAL TECH·Filed 1990·Granted Jan 7, 1992·11 cites·16 claims
- 1236US5112226AConstant pressure periodontal probePROFESSIONAL DENTAL TECH·Filed 1990·Granted May 12, 1992·11 cites·8 claims
- 1335US5205302ASoft brush gum stimulatorPROFESSIONAL DENTAL TECH·Filed 1992·Granted Apr 27, 1993·10 cites·6 claims
- 1432US5090902AMulti-measurment periodontal probePROFESSIONAL DENTAL TECH·Filed 1991·Granted Feb 25, 1992·10 cites·20 claims
- 1527US4060888AMethod of improving ohmic contact through high-resistance oxide filmTYCO FILTERS DIVISION INC·Filed 1976·Granted Dec 6, 1977·4 cites·5 claims
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