David Fischer

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Aschaffenburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Self-centering element
- Patent number 6,783,310
- Issue date Aug 31, 2004
- A. Römheld GmbH & Co. KG
- Rudolf Kohlert
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Device for clamping workpiece to a surface
- Patent number 6,308,943
- Issue date Oct 30, 2001
- A. Roemheld GmbH & Co KG
- David Fischer
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Self centering chuck
- Patent number 5,160,151
- Issue date Nov 3, 1992
- Romheld GmbH
- David Fischer
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Device for clampingly centering
- Patent number 5,158,308
- Issue date Oct 27, 1992
- Romheld GmbH
- David Fischer
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power drive and transmission unit for self centering clamps and chucks
- Patent number 5,060,958
- Issue date Oct 29, 1991
- Roemheld GmbH
- David Fischer
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Mandrel for the coaxial external machining of workpieces with inter...
- Patent number 4,320,675
- Issue date Mar 23, 1982
- Rudolf Kohlert
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Self-centering element
- Publication number 20030118417
- Publication date Jun 26, 2003
- Rudolf Kohlert
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS