Wilfried Piske

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Heerbrugg, CH

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Patents Grantslast 30 patents

Information Patent Grant
Laser arrangement for a multi-beam laser sighting mechanism
- Patent number 6,609,815
- Issue date Aug 26, 2003
- Hilti Aktiengesellschaft
- Reinhard Waibel
- G02 - OPTICS
Information Patent Grant
Self-leveling device
- Patent number 6,604,291
- Issue date Aug 12, 2003
- Hilti Aktiengesellschaft
- Reinhard Waibel
- G01 - MEASURING TESTING
Information Patent Grant
Measuring device subjected to gravitational forces and having a pen...
- Patent number 6,493,952
- Issue date Dec 17, 2002
- Hilti Aktiengesellschaft
- Heinz Kousek
- G12 - INSTRUMENT DETAILS
Information Patent Grant
Laser leveling instrument with a leveling base and fine self-leveli...
- Patent number 6,313,912
- Issue date Nov 6, 2001
- Leica Geosystems AG
- Wilfried Piske
- G01 - MEASURING TESTING
Information Patent Grant
Beamsplitter
- Patent number 6,282,028
- Issue date Aug 28, 2001
- Hilti Aktiengesellschaft
- Reinhard Waibel
- G02 - OPTICS
Information Patent Grant
Two-axis inclinometer
- Patent number 5,371,951
- Issue date Dec 13, 1994
- Leica Heerbrugg AG
- Wilfried Piske
- G01 - MEASURING TESTING
Information Patent Grant
Device for aligning a laser leveling instrument along a building line
- Patent number 5,331,395
- Issue date Jul 19, 1994
- Leica Heerbrugg AG
- Wilfried Piske
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Self-leveling device
- Publication number 20020043000
- Publication date Apr 18, 2002
- Reinhard Waibel
- G01 - MEASURING TESTING