Patents by Inventor Michael Krumsiek

Michael Krumsiek has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • ROOT CANAL INSTRUMENT
    Publication number: 20230390024
    Abstract: The invention relates to a root canal instrument having a shank and a working area attached to the shank, wherein the working area consists of a nickel-titanium alloy comprising 38 to 46 at % nickel, 46 to 53 at % titanium and 5.5 to 8.8 at % copper. The invention relates to a root canal instrument having a shank and a working area attached to the shank, wherein the working area consists of a nickel-titanium alloy comprising 38 to 46 at % nickel, 46 to 53 at % titanium and 5.5 to 8.8 at % copper.
    Type: Application
    Filed: September 22, 2021
    Publication date: December 7, 2023
    Inventors: Michael KRUMSIEK, Michael KÜLLMER
  • Instrument holder
    Patent number: 9572633
    Abstract: An instrument holder includes a substantially tubular base body which includes a grip portion and an instrument holding portion. The base body includes a through recess extending over an entire length thereof, and the instrument holding portion includes a front-sided insertion opening designed for insertion of an instrument.
    Type: Grant
    Filed: October 8, 2013
    Date of Patent: February 21, 2017
    Assignee: Gebr. Brasseler GmbH & Co. KG
    Inventors: Michael Krumsiek, Stefan Tuenker, Stefan Neumeyer
  • Dental instrument
    Patent number: 9572634
    Abstract: A dental instrument includes a head (2) having cutting edges (1) and made of a ceramic material, and a shaft (3) which can be clamped into a driving member and is made of a metal material. The head (2) includes a mounting plug (4) having an external thread (5) and the shaft (3) includes a front-side threaded recess (6) into which the mounting plug (4) can be screwed. At least one locking recess is formed between the mounting plug (4) and the threaded recess (6).
    Type: Grant
    Filed: February 8, 2012
    Date of Patent: February 21, 2017
    Assignee: Gebr. Brasseler GmbH & Co. KG
    Inventor: Michael Krumsiek
  • INSTRUMENT HOLDER
    Publication number: 20140100555
    Abstract: The present invention relates to an instrument holder comprising a substantially tubular base body which includes a grip portion and an instrument holding portion, the base body comprising a through recess extending over the entire length thereof, and the instrument holding portion being provided with a front-sided insertion opening designed for insertion of an instrument.
    Type: Application
    Filed: October 8, 2013
    Publication date: April 10, 2014
    Applicant: Gebr. Brasseler GmbH & Co. KG
    Inventors: Michael KRUMSIEK, Stefan TUENKER, Stefan NEUMEYER
  • DENTAL INSTRUMENT
    Publication number: 20120208147
    Abstract: A dental instrument includes a head (2) having cutting edges (1) and made of a ceramic material, and a shaft (3) which can be clamped into a driving member and is made of a metal material. The head (2) includes a mounting plug (4) having an external thread (5) and the shaft (3) includes a front-side threaded recess (6) into which the mounting plug (4) can be screwed. At least one locking recess is formed between the mounting plug (4) and the threaded recess (6).
    Type: Application
    Filed: February 8, 2012
    Publication date: August 16, 2012
    Applicant: Gebr. Brasseler GmbH & Co. KG
    Inventor: Michael KRUMSIEK
  • Ceramic instrument
    Patent number: 7717710
    Abstract: The present invention relates to a rotating instrument made of a ceramic material and comprising a shaft 1 and a working member 2 which is secured to the shaft or can detachably be secured thereto, wherein at least part of the working member 2 is made from a ceramic material, characterized in that the ceramic part of the working member 2 has a surface roughness of 0.5 ?m to 6 ?m.
    Type: Grant
    Filed: September 10, 2003
    Date of Patent: May 18, 2010
    Assignee: Gebr. Brasseler GmbH & Co. KG
    Inventors: Karl-Heinz Danger, Michael Krumsiek
  • TREPAN DRILL
    Publication number: 20090326539
    Abstract: A trepan drill that comprises a shaft that includes a clamping portion, and a head that comprises a substantially cylinder barrel shaped core bit and a distal end. The distal end includes a first tooth, a second tooth, and a third tooth that each respectively has a cutting edge. The teeth each have different axial teeth heights and are arranged alternatingly in a circumferential direction.
    Type: Application
    Filed: June 24, 2009
    Publication date: December 31, 2009
    Applicant: GEBR. BRASSELER GMBH & CO. KG
    Inventors: Stefan NEUMEYER, Michael KRUMSIEK
  • Dental implant
    Publication number: 20080160483
    Abstract: A one-part dental implant has an enossal portion made of a metallic material and a coronal portion made of a ceramic material. The enossal portion is integrally connected to the coronal portion, wherein a connection portion between the coronal portion and the enossal portion is formed gap-free. The coronal portion and the enossal portion is in a form-fit engagement and a connection between the coronal portion and the enossal portion is formed as a force-fit joining connection.
    Type: Application
    Filed: January 14, 2008
    Publication date: July 3, 2008
    Inventors: Karl-Heinz Danger, Michael Krumsiek, Hans-Jurgen Hartmann
  • DENTAL DRILL
    Publication number: 20070248935
    Abstract: The invention refers to a dental drill having a head 1 provided with cutting edges, the head having an at least rounded basic shape, wherein two of the cutting edges 2, 3 merge into a transitional cutting edge 4 at the front side, characterized in that the dental drill is made of a ceramic material and that the cutting edge chipping is between 2.5 and 7 ?m and the cutting edge base 5 has a radius between 0.03 and 0.12 mm.
    Type: Application
    Filed: April 20, 2007
    Publication date: October 25, 2007
    Applicant: GEBR. BRASSELER GMBH & CO. KG
    Inventors: KARL-HEINZ DANGER, MICHAEL KRUMSIEK
  • Tooth implant
    Publication number: 20060147880
    Abstract: The invention relates to a tooth implant including a threaded enossal region 1, a middle region 2 and a coronal region 3, characterized in that the enossal region 1 includes different threaded sections.
    Type: Application
    Filed: June 17, 2003
    Publication date: July 6, 2006
    Inventors: Michael Krumsiek, Stefan Neumeyer
  • Ceramic instrument
    Publication number: 20060127847
    Abstract: The present invention relates to a rotating instrument made of a ceramic material and comprising a shaft 1 and a working member 2 which is secured to the shaft or can detachably be secured thereto, wherein at least part of the working member 2 is made from a ceramic material, characterized in that the ceramic part of the working member 2 has a surface roughness of 0.5 ?m to 6 ?m.
    Type: Application
    Filed: September 10, 2003
    Publication date: June 15, 2006
    Inventors: Karl-Heinz Danger, Michael Krumsiek