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Thomas Bierbaum
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Worms, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Dental preparation instrument having a tool that rotates in an alte...
Patent number
9,743,998
Issue date
Aug 29, 2017
Dentsply Sirona Inc.
Thomas Bierbaum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Laser handpiece, exchangeable fiber-optic insert and control unit t...
Patent number
9,433,475
Issue date
Sep 6, 2016
Sirona Dental Systems GmbH
Thomas Bierbaum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dental handpiece with a check valve
Patent number
5,464,350
Issue date
Nov 7, 1995
Siemens Aktiengesellschaft
Thomas Bierbaum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dental instrument deposit table
Patent number
5,332,392
Issue date
Jul 26, 1994
Siemens Aktiengesellschaft
Thomas Bierbaum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dental handpiece comprising a grip part
Patent number
5,007,831
Issue date
Apr 16, 1991
Siemens Aktiengesellschaft
Thomas Bierbaum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Catch mechanism for a dental handpiece
Patent number
4,792,304
Issue date
Dec 20, 1988
Siemens Aktiengesellschaft
Werner Schuss
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
LASER HANDPIECE, EXCHANGEABLE FIBER-OPTIC INSERT AND CONTROL UNIT T...
Publication number
20160331458
Publication date
Nov 17, 2016
Sirona Dental Systems GmbH
Thomas Bierbaum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
DENTAL PREPARATION INSTRUMENT HAVING A TOOL THAT ROTATES IN AN ALTE...
Publication number
20150366632
Publication date
Dec 24, 2015
Sirona Dental Systems GmbH
Thomas Bierbaum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
DENTAL HANDPIECE HAVING A ROLLING BEARING
Publication number
20150064648
Publication date
Mar 5, 2015
Sirona Dental Systems GmbH
Thomas Bierbaum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
LASER HANDPIECE, EXCHANGEABLE FIBER-OPTIC INSERT AND CONTROL UNIT T...
Publication number
20100216088
Publication date
Aug 26, 2010
Sirona Dental Systems GmbH
Thomas Bierbaum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Dental hand instrument comprising components which can be displaced...
Publication number
20060115788
Publication date
Jun 1, 2006
Thomas Bierbaum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Dental instrument with a drive tool and a transmission device with...
Publication number
20020072033
Publication date
Jun 13, 2002
Thomas Bierbaum
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...