Chord Pathfinder
I designed and programmed Chord Pathfinder, a purpose-built interactive instrument for exploring and triggering chord relationships through illuminated controls and a touchscreen interface.
Spatializer SLX - sound spatialiser device
Insekta - sound-light sculptures made with brass rods
MagicPick - smart guitar plectrum with lights and metronome
E-Pickguard - pickguard with microcontroller for allowing digital switch (or mix) of pickups
Sound Interactive Business Card - electronic card with LEDs, a microcontroller and microspeaker
OPPO - sensor box with WiFi and data to music score automatic conversion
AudioTrek - sensor box designed for people with visual impairments
Sound Graffiti - solar-powered sound devices
Sound Canvas - compact and multichannel digital media for sound and light interaction
...for software interface design see here