daniel holtwiesche | PORTFOLIO

Portfolio of my projects, innovations and designs from 1984 - today

1994

Development and construction of a special machine for cutting beeswax candles to length

1993

Development, manufacture and introduction of a computer-aided cutting device for rigid polystyrene foams

1991

Development of a new type of tennis racket for Völkel Ski & Tennis

1988

Studies: Physics and Philosophy at the Ruhr University Bochum

1988

Development of the world's smallest tube preamplifier for moving coil cartridges, for Clearaudio GmbH

1987

From 1986 development and production of the danholt boomerang drive and market launch in 1987. 

1986

Development and design of a special dispenser for double-sided foam adhesive tape on behalf of 3M Deutschland GmbH.

1984

Foundation: danholt loudspeaker factory in Düsseldorf

© Daniel Holtwiesche

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