Harthmuth Buczek

Follow

Person

Marin-Epagnier, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Dual layer optical ball for pointing device
- Patent number 6,218,659
- Issue date Apr 17, 2001
- Logitech, Inc.
- Marc Bidiville
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pointing device utilizing a photodetector array
- Patent number 6,124,587
- Issue date Sep 26, 2000
- Logitech Inc.
- Marc Bidiville
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pointing device utilizing a photodector array
- Patent number 5,854,482
- Issue date Dec 29, 1998
- Logitech, Inc.
- Marc Bidiville
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pointing device utilizing a photodetector array
- Patent number 5,703,356
- Issue date Dec 30, 1997
- Logitech, Inc.
- Marc Bidiville
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pointing device utilizing a photodetector array and controlled by a...
- Patent number 5,578,817
- Issue date Nov 26, 1996
- Logitech, Inc.
- Marc Bidiville
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Cursor pointing device utilizing a photodetector array with target...
- Patent number 5,288,993
- Issue date Feb 22, 1994
- Logitech, Inc.
- Marc Bidiville
- G06 - COMPUTING CALCULATING COUNTING