This is a great "revolutionary" devise which he believes would have been a disruptive technology in this industry, I totally agree. Indeed, I chose to help in creating a company plan. Thus, My goal is to use the knowledge we discussed in emails and speak to calls, and review it and employ that material in the industry plan, where it fits.
Since this all is preliminary, there's nothing absolute, it seems sensible to keep all the notes, and far from look at others in the market. It also is practical to make use of "discreet manufacturing" tricks of the first prototypes, and make use of an LLC name that appears like you are going to do another thing makes sense; in cases like this, perhaps, an LLC that implies something totally un-related.
This way when you're getting a shop somewhere, who'll know very well what the hell you do until you roll-up the doorway 1 day to show the entire world; remember; "Loose lips sink ships!" You see, using a new invention means you must keep your information near to the vest when you design, build, and get your patent operate in order. In the event you be discreet and not let your enthusiasm to help you make go and tell everyone what you are doing, you will be greater off in the long term. Please consider all this.