We have working prototypes trialled (though we always want more data). We only have 'funny' revenue at the moment, eg for trials and trial equipment, so we're

We have working prototypes trialled (though we always want more data). We only have 'funny' revenue at the moment, eg for trials and trial equipment, so we're still officially in Steve Blank's "customer discovery" phase I suspect, and going for some seed. Drop me a line and I can point you to some more info that this is probably not quite the right venue for.