Henning Franek

Person

Braunfels-Tiefenboch, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Optical fluorophosphate glass with anomalous positive incremental d...
- Patent number 5,068,209
- Issue date Nov 26, 1991
- Wild Leitz GmbH
- Norbert Meinert
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for producing an optical fluorophosphate glass having anoma...
- Patent number 4,941,907
- Issue date Jul 17, 1990
- Wild Leitz GmbH
- Norbert Meinert
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Use of an oxide ceramic material for compression molds for shaping...
- Patent number 4,889,548
- Issue date Dec 26, 1989
- Ernst Leitz Wetzlar GmbH
- Jochen Kriegesmann
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Tooth-root implant with long-term resistance to repetitive stresses
- Patent number 4,881,897
- Issue date Nov 21, 1989
- Ernst Leitz Wetzlar GmbH
- Henning Franek
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Optical fluorophosphate glass having anomalous positive partial dis...
- Patent number 4,859,635
- Issue date Aug 22, 1989
- Ernst Leitz Wetzlar GmbH
- Norbert Meinert
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
High temperature-resistant material for devices used for forming gl...
- Patent number 4,830,655
- Issue date May 16, 1989
- Ernst Leitz Wetzlar GmbH
- Henning Franek
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Composite plastics-based material for prosthesis purposes
- Patent number 4,714,721
- Issue date Dec 22, 1987
- Ernst Leitz Wetzlar GmbH
- Henning Franek
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Auditory ossicle prosthesis and process for its manufacture
- Patent number 4,617,024
- Issue date Oct 14, 1986
- Ernst Leitz Wetzlar GmbH
- Heinz Broemer
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Auditory canal wall prosthesis and process for producing same
- Patent number 4,608,051
- Issue date Aug 26, 1986
- Ernst Leitz Wetzlar GmbH
- Ralf Reck
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Henning Franek

Person

Patents Grantslast 30 patents

Optical fluorophosphate glass with anomalous positive incremental d...

Process for producing an optical fluorophosphate glass having anoma...

Use of an oxide ceramic material for compression molds for shaping...

Tooth-root implant with long-term resistance to repetitive stresses

Optical fluorophosphate glass having anomalous positive partial dis...

High temperature-resistant material for devices used for forming gl...

Composite plastics-based material for prosthesis purposes

Auditory ossicle prosthesis and process for its manufacture

Auditory canal wall prosthesis and process for producing same