It is possible that some of these new gadgets already exist in an inventor’s basement or garage somewhere. One or two may even be patented, but then again, maybe not. Probably most things are dreamt up ten or ten thousand times before someone actually does something with the idea. The dreaming is more fun for some of us, so feel free to do something with the following.
Magnets For Windows
These signs would be a new advertising gadget. Already, thousands of businesses use large flexible magnetic signs for their vehicles, with the company name and logo on them. However, these can only be used on metallic surfaces. To to stick to car or building windows, they need to have a similar magnet or steel mesh material that is placed on the other side of the glass, to hold them in place magnetically. This may not be a patentable product, but the first to trademark a catchy name and market them widely might do well.
Invisible Walls
This new gadget would just be fun. Make a wall covered with properly placed cameras, and use the other side of the wall as the projection screen for these cameras. The effect would be that of looking right through,...