Hans-Jurgen Hoereth

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Langenbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Drilling device
- Patent number 4,825,961
- Issue date May 2, 1989
- Hilti Aktiengesellschaft
- Anton Neumaier
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Lockable striking mechanism for hammer drill
- Patent number 4,798,249
- Issue date Jan 17, 1989
- Hilti Aktiengesellschaft
- Hans-Jurgen Hoereth
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Hammer drill with separate and interconnectable drive means
- Patent number 4,732,218
- Issue date Mar 22, 1988
- Hilti Aktiengesellschaft
- Anton Neumaier
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Drill bit chuck for drilling and cutting devices
- Patent number 4,691,929
- Issue date Sep 8, 1987
- Hilti Aktiengesellschaft
- Anton Neumaier
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS